2 Samuel 19:23
The king said to Shimei, "You shall not die." The king swore to him.
1 Kings 2:8-9
"Behold, there is with you Shimei the son of Gera, the Benjamite, of Bahurim, who cursed me with a grievous curse in the day when I went to Mahanaim; but he came down to meet me at the Jordan, and I swore to him by the LORD, saying, 'I will not put you to death with the sword.'
1 Kings 2:37
For on the day you go out, and pass over the brook Kidron, know for certain that you shall surely die: your blood shall be on your own head."
1 Kings 2:46
So the king commanded Benaiah the son of Jehoiada; and he went out, and fell on him, so that he died. The kingdom was established in the hand of Solomon.
1 Samuel 28:10
Saul swore to her by the LORD, saying, "As the LORD lives, no punishment shall happen to you for this thing."
1 Samuel 30:15
David said to him, "Will you bring me down to this troop?" He said, "Swear to me by God that you will neither kill me, nor deliver me up into the hands of my master, and I will bring you down to this troop."
Hebrews 6:16
For men swear by a greater one, and in every dispute of theirs the oath is final for confirmation.