2 Samuel 18:2,5
And David sent forth a third part of the people under the hand of Joab, and a third part under the hand of Abishai the son of Zeruiah, Joab's brother, and a third part under the hand of Ittai the Gittite. And the king said to the people, I will surely go forth with you myself also.
Nave's Topical Index—AKJV