כַּפֵּר֩ לְעַמְּךָ֨ יִשְׂרָאֵ֤ל אֲשֶׁר־פָּדִ֙יתָ֙ יְהוָ֔ה וְאַל־תִּתֵּן֙ דָּ֣ם נָקִ֔י בְּקֶ֖רֶב עַמְּךָ֣ יִשְׂרָאֵ֑ל וְנִכַּפֵּ֥ר לָהֶ֖ם הַדָּֽם׃
Forgive, O LORD, Thy people Israel, whom Thou hast redeemed, and suffer not innocent blood to remain in the midst of Thy people Israel.’ And the blood shall be forgiven them.
Find Mishnaic references to Deuteronomy 21:8: , passages from the 63 tractates of the Mishnah.