Revelation 16:6

For they [i.e., the followers of the beast. See verse 2] have shed the blood of God's holy people and [their] prophets, and you have given them blood to drink because they deserved it [i.e., these persecutors deserved the punishment they received for shedding blood].

Treasury of Scripture Knowledge

Summary

And when they were departed from him, (for they left him in great diseases,) his own servants conspired against him for the blood of the sons of Jehoiada the priest, and slew him on his bed, and he died: and they buried him in the city of David, but they buried him not in the sepulchres of the kings.

For the blood

Bible References

For the blood

Revelation 16:6
For they [i.e., the followers of the beast. See verse 2] have shed the blood of God's holy people and [their] prophets, and you have given them blood to drink because they deserved it [i.e., these persecutors deserved the punishment they received for shedding blood].