1 Chronicles 18:12-14

Young's Literal Translation

¹² And Abishai son of Zeruiah hath smitten Edom in the valley of salt -- eighteen thousand,

¹³ and he putteth in Edom garrisons, and all the Edomites are servants to David; and Jehovah saveth David whithersoever he hath gone.

¹⁴ And David reigneth over all Israel, and he is doing judgment and righteousness to all his people,