Ezra
2 Chronicles 28:6BSB·traditional attribution

For in one day Pekah son of Remaliah killed 120,000 valiant men in Judah. This happened because they had forsaken the LORD, the God of their fathers.

Matthew Henry Presbyterian @wholebiblehenry

We have here, I. Treacherous Judah under the rebukes of God's providence, and they are very severe. Never was such bloody work made among them since they were a kingdom, and by Israelites too. Ahaz walked in the ways of the kings of Israel, and the king of Israel was the instrument God made use of for his punishment.

Commenting on 2 Chronicles 28:6-15

John Gill Reformed Baptist @doctorgill

For Pekah son of Remaliah,.... Who was at this time king of Israel: slew in Judah an hundred and twenty thousand in one day, which were all valiant men; a great slaughter to be made at one time, and of valiant men, but not so great as that in Ch2 13:17, because they had forsaken the Lord God of their fathers; this was not a...

Geneva Bible Notes Reformed @genevanotes

For Pekah the son of Remaliah slew in Judah an hundred and twenty thousand in one day, [which were] all valiant men; because they had forsaken the LORD God of their fathers. (c) Who was king of Israel.