-- there is none good but one, that is, God --- Matthew 19:17
-- there is none good but one, that is God --- Mark 10:18
-- none is good, save one, that is God --- Luke 18:19

Matthew 19:17 KJV
[17] And he said unto him, Why callest thou me good? there is none good but one, that is, God: but if thou wilt enter into life, keep the commandments.

Mark 10:18 KJV
[18] And Jesus said unto him, Why callest thou me good? there is none good but one, that is, God.

Luke 18:19 KJV
[19] And Jesus said unto him, Why callest thou me good? none is good, save one, that is, God.

Only God is good, for all men have sinned and come short of the glory of God.

Romans 3:23 KJV
[23] For all have sinned, and come short of the glory of God;

Romans 5:12 KJV
[12] Wherefore, as by one man sin entered into the world, and death by sin; and so death passed upon all men, for that all have sinned: