Card from a congregant at the Holy Angels Parish. The front cover contains a stock illustration of a haloed dove flying in front of Noah's ark. The inside reads: "I am sorry for your loss. From: Holy Angels CCD."

Card from a congregant at the Holy Angels Parish. The front cover contains a stock illustration of a haloed dove flying in front of Noah's ark. The inside reads: "Sorry for your loss. We will remember you. P.S. We will pray for you. Aden."

Card from a congregant at the Holy Angels Parish. The front cover contains a stock illustration of seven children holding hands around a table with a large goblet and loaf of braided bread, and seven doves. The illustration is labeled: "We are people of God's peace." The inside reads: "We are praying for you." The card has been embellished with multi-colored horizontal lines.

Card from a congregant at the Holy Angels Parish. The front cover contains a stock illustration of a haloed dove flying in front of Noah's ark. The inside reads: "Dear Tree of Life, I'm sorry for your loss. Hope everything goes well. From Bella [last name redacted]."

Card from a congregant at the Holy Angels Parish. The front cover contains a stock illustration of a haloed dove flying in front of Noah's ark. The inside contains an illustrated tree, labeled "Tree of Life" and reads: "Tree of Life Members, I am really sorry for your loss. I'm praying for you everyday. May all people that have passed away rest in heaven peacefully, and all that are injured good luck to recovery. May all the souls' hearts that have been broken recover and rejoy: Much Love From, Elaina, Holy Angels Church, 6th Grade."

Card from a congregant at the Holy Angels Parish. The front cover contains a stock illustration of seven children holding hands around a table with a large goblet and loaf of braided bread, and seven doves. The illustration is labeled: "We are people of God's peace." The inside reads: "To Tree of Life members and to Jewish everywhere. Adam and Eve let sin in the world, but God gave us another option, Jesus. But through terrorism nothing ever, will drive us apart from being a religious nation. We are one people if they are any differences we should talk them out.

Card from a congregant at the Holy Angels Parish. The front cover contains a stock illustration of a haloed dove flying in front of Noah's ark. The inside reads: "Tree of Life, I'm sorry that your synagogue has lost many lives on Saturday morning. You are all in my prayers. With love, Maeve [last name redacted] 6th Grade."

Card from a congregant at the Holy Angels Parish. The front cover contains a stock illustration of a haloed dove flying in front of Noah's ark. The inside reads: "Julianna N. I am praying for everyone who died and I am very sorry for everyone who lost their loved ones. But I am happy that you are all in heaven. Many pray[er]s. Holy Angels CCD." Spelling errors corrected for clarity.

Card from a congregant at the Holy Angels Parish. The front cover contains a stock illustration of a haloed dove flying in front of Noah's ark. The inside reads: "I'm so sorry for you this is terrible the synagogue was bad. You're in my prayers!! Sincerely, Emma Pack , Holy Angels, Grade 4." Spelling errors corrected for clarity. Color bleeding due to water exposure at the memorial site.

Card from a congregant at the Holy Angels Parish. The front cover contains a stock illustration of seven children holding hands around a table with a large goblet and loaf of braided bread, and seven doves. The illustration is labeled: "We are people of God's peace." The inside reads: "Just because life is hard now...does not mean it will be forever challenging. Love in stronger than HATE. You just have to strong. We are praying. -Tree of Life members and all Jewish people. - From: Reena Weber and Holy Angels CCD, 8th grade." Illustrated with two small hearts.

Card from a congregant at the Holy Angels Parish. The front cover contains a stock illustration of seven children holding hands around a table with a large goblet and loaf of braided bread, and seven doves. The illustration is labeled: "We are people of God's peace." The inside reads: "Tree of Life Members, You are in our thoughts and prayers. -Holy Angels CCD."

Card from a congregant at the Holy Angels Parish. The front cover contains a stock illustration of seven children holding hands around a table with a large goblet and loaf of braided bread, and seven doves. The illustration is labeled: "We are people of God's peace." The inside reads: "May your tree keep growing, members of the Tree of Life Synagogue. From: Connor, Grade 7, Holy Angels CCD." The handwritten message is accompanied by an illustrated tree.

Card from a congregant at the Holy Angels Parish. The front cover contains a stock illustration of seven children holding hands around a table with a large goblet and loaf of braided bread, and seven doves. The illustration is labeled: "We are people of God's peace." The inside reads: "We are praying you. We don't deserve this [heart symbol]. Nicole [heart symbol]."

Card from a congregant at the Holy Angels Parish. The front cover contains a stock illustration of a haloed dove flying in front of Noah's ark. The inside reads: "Even in dark times there's still hope! I'm praying for you ALL! From Holy Angels CCD." Spelling errors corrected for clarity.

Card from a congregant at the Holy Angels Parish. The front cover contains a stock illustration of seven children holding hands around a table with a large goblet and loaf of braided bread, and seven doves. The illustration is labeled: "We are people of God's peace." The inside reads: "Dear Tree of Life member. You are all in our thoughts and prayers. Holy Angels\CCD. Jason [last name redacted]." Due to water exposure at the memorial site, the ink on this card has partially lifted.

Card from a congregant at the Holy Angels Parish. The front cover contains a stock illustration of a haloed dove flying in front of Noah's ark. The inside reads: "Dear Tree of Life members, I am keeping you and all of the others affected by this tragedy. My deepest sympathy, Molly [last name redacted] Holy Angels CCD."

Card from a congregant at the Holy Angels Parish. The front cover contains a stock illustration of seven children holding hands around a table with a large goblet and loaf of braided bread, and seven doves. The illustration is labeled: "We are people of God's peace." The inside reads: "Everyone will stand with you through these tough times. -Flynn."

Card from a congregant at the Holy Angels Parish. The front cover contains a stock illustration of seven children holding hands around a table with a large goblet and loaf of braided bread, and seven doves. The illustration is labeled: "We are people of God's peace." The inside reads: "There can't be light without the dark. We are praying for your safety and peace. Holy Angels CCD." Spelling errors corrected for clarity.

Card from a congregant at the Holy Angels Parish. The front cover contains a stock illustration of seven children holding hands around a table with a large goblet and loaf of braided bread, and seven doves. The illustration is labeled: "We are people of God's peace." The inside reads: "We are here and praying in your time of need."

Card from a congregant at the Holy Angels Parish. The front cover contains a stock illustration of a haloed dove flying in front of Noah's ark. The inside reads: "I am so sorry for what happened to the people whom you love and know." An illustrated crying, sad face appears below.