2 Samuel 2:6

2:6 Now may the Lord show you true kindness! I also will reward you, because you have done this deed.

2 Samuel 18:2

18:2 David then sent out the army – a third under the leadership of Joab, a third under the leadership of Joab’s brother Abishai son of Zeruiah, and a third under the leadership of Ittai the Gittite. The king said to the troops, “I too will indeed march out with you.”