Their blood will be upon the head of Joab and his descendants. But upon David and his descendants, upon his house and his throne, there shall be peace forever from the Lord.”
The Lord will bring blood upon his own head, because he struck down two men better and more just than himself, and slew them with the sword without my father David’s knowledge: Abner, son of Ner, commander of Israel’s army, and Amasa, son of Jether, commander of Judah’s army.
And the king said to Shimei: “In your heart you know very well the evil that you did to David my father. Now the Lord is bringing your own evil upon your head.
When they opposed him and reviled him, he shook out his garments and said to them, “Your blood be on your heads! I am clear of responsibility. From now on I will go to the Gentiles.”
This was to repay the violence done to the seventy sons of Jerubbaal and to avenge their blood upon their brother Abimelech, who killed them, and upon the lords of Shechem, who encouraged him to kill his brothers.