'Whether' in the Bible

Meanwhile, the man was gazing at her in silence, to know whether the Lord had made his journey successful or not.

Then Isaac said to Jacob, “Please come close, that I may feel you, my son, whether you are really my son Esau or not.”

That which was torn of beasts I did not bring to you; I bore the loss of it myself. You required it of my hand whether stolen by day or stolen by night.

and they sent the varicolored tunic and brought it to their father and said, “We found this; please examine it to see whether it is your son’s tunic or not.”

Send one of you that he may get your brother, while you remain confined, that your words may be tested, whether there is truth in you. But if not, by the life of Pharaoh, surely you are spies.”

Then Israel said, “Why did you treat me so badly by telling the man whether you still had another brother?”