2 Samuel 3:31 in the King James Version
And David said to Joab, and to all the people that were with him, Rend your clothes, and gird you with sackcloth, and mourn before Abner. And king David himself followed the bier.
Context
30 So Joab and Abishai his brother killed Abner, because he had killed their brother Asahel at Gibeon in the battle.
31 David said to Joab and to all the people who were with him, “Tear your clothes, and clothe yourselves with sackcloth, and mourn in front of Abner.” King David followed the bier.
32 They buried Abner in Hebron; and the king lifted up his voice and wept at Abner’s grave; and all the people wept.