The Pulpit Commentary - 2 Samuel 20:11
One of Joab's men. Joab left one of his personal followers to prevent any halt of the people round Amasa's body, and to suggest that he was a traitor. For he was to say to them as they came up, not only that "whosoever had pleasure in Joab," but also that "all who were for David, were to go after Joab." All loyal men were to regard him as captain of the host, and to disobey him would be rebellion. Naturally they would conclude from this that Amasa had not really been true to David, and that... read more
The Pulpit Commentary - 2 Samuel 20:10
In the fifth fib; in the abdomen (see note on 2 Samuel 2:23 ). He struck him not again. When his sword fell out of its sheath, Joab picked it up with his left hand, which was not the hand for action, and as he could not put it into its place without taking it into his right hand, his continuing to hold it while he took his cousin's beard in his fight hand and kissed him, was too natural to awaken any suspicion. But holding down Amasa's head, he struck him with his left hand so fiercely... read more