'Whether' in the Bible

Know ye not, that to whom ye yield yourselves servants to obey, his servants ye are to whom ye obey; whether of sin unto death, or of obedience unto righteousness?

trying whether I can succeed in rousing my own countrymen to jealousy and thus save some of them.

Having then gifts differing according to the grace that is given to us, whether prophecy, let us prophesy according to the proportion of faith;

Who are you that you should find fault with the servant of another? Whether he stands or falls is a matter which concerns his own master. But stand he will; for the Master can give him power to stand.

For whether we live, we live unto the Lord; and whether we die, we die unto the Lord: whether we live therefore, or die, we are the Lord's.