But Abram replied to the king of Sodom, “I have raised my hand to the LORD God Most High, Creator of heaven and earth, that I will not accept even a thread, or a strap of a sandal, or anything that belongs to you, lest you should say, ‘I have made Abram rich.’
A man’s gift opens doors for him, and brings him before great men. ... A man of many companions may come to ruin, but there is a friend who stays closer than a brother.
“We can plainly see that the LORD has been with you,” they replied. “We recommend that there should now be an oath between us and you. Let us make a covenant with you that you will not harm us, just as we have not harmed you but have done only good to you, sending you on your way in peace. And now you are blessed by the LORD.” So Isaac prepared a feast for them, and they ate and drank. And they got up early the next morning and swore an oath to each other. Then Isaac sent them on their way, and they left him in peace.