1 Samuel 20:2-3

2“That’s not true!” Jonathan protested. “You’re not going to die. He always tells me everything he’s going to do, even the little things. I know my father wouldn’t hide something like this from me. It just isn’t so!”

3Then David took an oath before Jonathan and said, “Your father knows perfectly well about our friendship, so he has said to himself, ‘I won’t tell Jonathan—why should I hurt him?’ But I swear to you that I am only a step away from death! I swear it by the Lord and by your own soul!”