'Whether' in the Bible

I will go down now, and see whether their deeds are as bad as the reports which have come to me. If not, I will know."

The man looked steadfastly at her, remaining silent, to know whether Yahweh had made his journey prosperous or not.

Isaac said to Jacob, "Please come near, that I may feel you, my son, whether you are really my son Esau or not."

That which was torn of animals, I didn't bring to you. I bore its loss. Of my hand you required it, whether stolen by day or stolen by night.

He said to him, "Go now, see whether it is well with your brothers, and well with the flock; and bring me word again." So he sent him out of the valley of Hebron, and he came to Shechem.

They took the coat of many colors, and they brought it to their father, and said, "We have found this. Examine it, now, whether it is your son's coat or not."

Send one of you, and let him get your brother, and you shall be bound, that your words may be tested, whether there is truth in you, or else by the life of Pharaoh surely you are spies."