'Swear to Me' in the Bible

So now, swear to me here by God [that] you will not deal with me falsely, or with my descendants, or my posterity. According to the kindness that I have done to you, you shall [pledge] to do with me and with the land where you have dwelled as an alien."

Then Jacob said, "Swear to me {first}." And he swore to him, and sold his birthright to Jacob.

Then he said, "Swear to me." And he swore to him. Then Israel bowed himself on the head of the bed.

So then please swear to me by Yahweh, because {I have shown loyalty to you}, and {you will also show loyalty} {to my family}. You must give me a sign of good faith,

They said to him, "We have come down to bind you and give you over into the hand of [the] Philistines." And Samson said to them, "Swear to me that you will not attack me yourselves."

So then, swear to me by Yahweh that you will not cut off my {descendants} after me and that you will not wipe out my name from my father's house."

So David asked him, "Will you take me down to this band [of raiders]?" He said, "Swear to me by God that you will not kill me and that you will not deliver me into my master's hand! Then I will take you down to this band."

Solomon was told, "Look, Adonijah is afraid of King Solomon, and he has grasped the horns of the altar, saying, 'Let King Solomon swear to me {first} that he will surely not kill his servant with the sword!'"