Hebrews 10:30

For we know him who said, "Vengeance belongeth to me, I will recompense, saith the Lord;" and again, "The Lord will judge his people."

Treasury of Scripture Knowledge

Summary

And as for me also, mine eye shall not spare, neither will I have pity, but I will recompense their way upon their head.

Bible References

But

Hebrews 10:30
For we know him who said, "Vengeance belongeth to me, I will recompense, saith the Lord;" and again, "The Lord will judge his people."