KJV - For what man knoweth the things of a man, save the spirit of man which is in him? even so the things of God knoweth no man, but the Spirit of God.
ASV - For who among men knoweth the things of a man, save the spirit of the man, which is in him? even so the things of God none knoweth, save the Spirit of God.
BBE - For who has knowledge of the things of a man but the spirit of the man which is in him? in the same way, no one has knowledge of the things of God but the Spirit of God.
WEB - For who among men knows the things of a man, except the spirit of the man, which is in him? Even so, no one knows the things of God, except God's Spirit.
YLT - for who of men hath known the things of the man, except the spirit of the man that `is' in him? so also the things of God no one hath known, except the Spirit of God.