But the king spared Mephi-bosheth, the son of Jonathan the son of Saul, because of the LORD’S oath that was between them, between David and Jonathan the son of Saul.
If a man vows a vow unto the LORD, or swears an oath to bind his soul with a bond; he shall not break his word, he shall do according to all that proceeds out of his mouth.
Behold, when we come into the land, you shall bind this line of scarlet thread in the window which you let us down by: and you shall bring your father, and your mother, and your brothers, and all your father’s household, home to you.