'Swear to Me' in the Bible

Now, therefore, swear to me here by God that you will not deal falsely with me, nor with my son, nor with my son's son. But according to the kindness that I have done to you, you shall do to me, and to the land in which you have lived as a foreigner."

Jacob said, "Swear to me first." He swore to him. He sold his birthright to Jacob.

He said, "Swear to me," and he swore to him. And Israel bowed himself, leaning on the top of his staff.

Now therefore, please swear to me by the LORD, since I have dealt kindly with you, that you also will deal kindly with my father's house, and give me a true token;

They said to him, "We have come down to bind you, that we may deliver you into the hand of the Philistines." Samson said to them, "Swear to me that you will not fall on me yourselves."

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."

It was told Solomon, saying, "Behold, Adonijah fears king Solomon; for, behold, he has laid hold on the horns of the altar, saying, 'Let king Solomon swear to me first that he will not kill his servant with the sword.'"