Deuteronomy 20:13

And when the LORD your God has delivered it into your hands, you shall strike every male in it with the edge of the sword:

And they warred against the Midianites, as the LORD commanded Moses; and they slew all the males.

Now therefore kill every male among the little ones, and kill every woman that has known man by lying with him.

For it came to pass, when David was in Edom, and Joab the captain of the army had gone up to bury the slain, after he had killed every male in Edom;

Yet have I set my king upon my holy hill of Zion.

Your hand shall find out all your enemies: your right hand shall find out those that hate you.

[A Psalm of David.] The LORD said unto my Lord, Sit at my right hand, until I make your enemies your footstool.

But those my enemies, who would not that I should reign over them, bring here, and slay them before me.

And to you who are troubled rest with us, when the Lord Jesus shall be revealed from heaven with his mighty angels,

Treasury of Scripture Knowledge

And when the LORD thy God hath delivered it into thine hands, thou shalt smite every male thereof with the edge of the sword: