So the king called the Gibeonites–now the Gibeonites were not Israelites but of the remnant of the Amorites. The Israelites had sworn to spare them, but Saul in his zeal for the people of Israel and Judah had sought to slay the Gibeonites–
And the king sent for Shimei and said to him, Did I not make you swear by the Lord and warn you, saying, Know with certainty, on the day you go out and walk abroad anywhere, you shall surely die? And you said to me, I have heard your word. It is accepted.
The king also said to Shimei, You are aware in your own heart of all the evil you did to my father David; so the Lord will return your evil upon your own head.