'Happen' in the Bible

The servant went on to answer Saul, "Look, I happen to have in my hand a quarter shekel of silver. I will give it to the man of God and he will tell us where we should go."

Jonathan said to him, "By no means are you going to die! My father does nothing large or small without making me aware of it. Why would my father hide this matter from me? It just won't happen!"