'Whether' in the Bible

And [while] the people were waiting expectantly and all were pondering in their hearts concerning John, whether perhaps he might be the Christ,

And Jesus said to them, "I ask you whether it is permitted on the Sabbath to do good or to do evil, to save a life or to destroy [it]?"

Or what king, going out to engage another king in battle, does not sit down first [and] deliberate whether he is able with ten thousand to oppose the one coming against him with twenty thousand.