'Whether' in the Bible

Later, he sent a dove out from the ark to see whether the water that covered the land's surface had completely receded,

I'm going down to see whether they've acted according to the protests that have reached me. If not, I wish to know."

The man stared at her in silence, waiting to see whether or not the LORD had made his journey successful.

So Isaac told Jacob, "Come here, my son, so I can feel you and know for sure whether or not you're my son Esau."

That night, God appeared to Laban the Aramean in a dream and warned him, "Be careful what you say to Jacob, whether it's one word good or bad."

It's actually in my power to do some serious evil to you, but last night the God of your father told me, "Be careful what you say to Jacob whether good or evil.'

and whatever was torn by beasts, I never bothered to bring to you. Instead, I bore the losses myself. Even so, you demanded that I provide restitution for anything that was stolen, whether during the day or the night.

From the time he appointed Joseph to be overseer over his entire household and everything that he owned, the LORD blessed the household of the Egyptian because of Joseph. The LORD's blessing rested on Joseph, whether in Potiphar's household or in Potiphar's fields.

One of you is to be sent back so he can get your brother while the rest of you remain in custody. That way, we'll test whether or not you're telling the truth. If you're not, as surely as the Pharaoh lives, you're spies!"