Matthew 23:35

that upon you may come all the righteous blood shed upon the earth, from the blood of righteous Abel, to the blood of Zacharias the son of Barachias, whom ye slew between the temple and the altar.

1 Thessalonians 2:15-16

who both killed the Lord Jesus, and their own prophets, and have persecuted us; who are displeasing to God, and contrary to all men:

Treasury of Scripture Knowledge

Summary

Be merciful, O LORD, unto thy people Israel, whom thou hast redeemed, and lay not innocent blood unto thy people of Israel's charge. And the blood shall be forgiven them.

Bible References

Lay not

Matthew 23:35
that upon you may come all the righteous blood shed upon the earth, from the blood of righteous Abel, to the blood of Zacharias the son of Barachias, whom ye slew between the temple and the altar.
1 Thessalonians 2:15
who both killed the Lord Jesus, and their own prophets, and have persecuted us; who are displeasing to God, and contrary to all men: