Caravaggio, Saint Jerome Writing (c. 1605), Galleria Borghese. Public domain.
2 verses in the King James Version. Word study for “whether” →
If any man will do his will, he shall know of the doctrine, whether it be of God, or whether I speak of myself.
He answered and said, Whether he be a sinner or no , I know not: one thing I know, that, whereas I was blind, now I see.