Mark 10:18

And Jesus said to him, Why dost thou call me good? None is good but one, that is, God.

Matthew 19:17

And he said to him, Why dost thou ask me concerning what is good? There is but one who is good. But if thou wilt enter into life, keep the commandments.

Luke 18:19

And Jesus said to him, Why dost thou call me good? None is good but one, that is, God.

John 5:41-44

I receive not honor from men;

Romans 3:12

they have all turned aside from the right way, they have become worthless together; there is none that doeth good, not even one.

James 1:17

Every good gift and every perfect gift is from above, coming down from the Father of the lights, with whom is no change, nor shadow from turning.

1 John 4:8

he that loveth not hath not known God; for God is love.

1 John 4:16

And we have known and believed the love that God hath in regard to us. God is love; and he that dwelleth in love dwelleth in God, and God in him.

Treasury of Scripture Knowledge

Summary

And Jesus said unto him, Why callest thou me good? there is none good but one, that is, God.

Bible References

Why

Matthew 19:17
And he said to him, Why dost thou ask me concerning what is good? There is but one who is good. But if thou wilt enter into life, keep the commandments.
Luke 18:19
And Jesus said to him, Why dost thou call me good? None is good but one, that is, God.
John 5:41
I receive not honor from men;
Romans 3:12
they have all turned aside from the right way, they have become worthless together; there is none that doeth good, not even one.

That is

James 1:17
Every good gift and every perfect gift is from above, coming down from the Father of the lights, with whom is no change, nor shadow from turning.
1 John 4:8
he that loveth not hath not known God; for God is love.