And while they were at the great stone in Gibeon, Amasa joined them. Now Joab was dressed in military attire, with a dagger strapped to his belt. And as he stepped forward, he slipped the dagger from its sheath.
(Joab and his brother Abishai murdered Abner because he had killed their brother Asahel in the battle at Gibeon.)
So Joab son of Zeruiah and the servants of David marched out and met them by the pool of Gibeon. And the two groups took
Then the king said to Amasa, “Summon the men of Judah to come to me within three days, and be here yourself.”