Mark 10:18

"Why do you call me good?" asked Jesus in reply; "there is no one truly good except One--that is, God.

Matthew 19:17

"Why do you ask me," He replied, "about what is good? There is only One who is truly good. But if you desire to enter into Life, keep the Commandments."

Luke 18:19

"Why do you call me good?" replied Jesus; "there is no one good but One, namely God.

John 5:41-44

"I do not accept glory from man,

Romans 3:12

All have turned aside from the right path; they have every one of them become corrupt. There is no one who does what is right--no, not so much as one."

James 1:17

Every gift which is good, and every perfect boon, is from above, and comes down from the Father, who is the source of all Light. In Him there is no variation nor the slightest suggestion of change.

1 John 4:8

He who is destitute of love has never had any knowledge of God; because God is love.

1 John 4:16

And, as for us, we know the love which God has for us, and we confide in it. God is love, and he who continues to love continues in union with God, and God continues in union with 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
"Why do you ask me," He replied, "about what is good? There is only One who is truly good. But if you desire to enter into Life, keep the Commandments."
Luke 18:19
"Why do you call me good?" replied Jesus; "there is no one good but One, namely God.
John 5:41
"I do not accept glory from man,
Romans 3:12
All have turned aside from the right path; they have every one of them become corrupt. There is no one who does what is right--no, not so much as one."

That is

James 1:17
Every gift which is good, and every perfect boon, is from above, and comes down from the Father, who is the source of all Light. In Him there is no variation nor the slightest suggestion of change.
1 John 4:8
He who is destitute of love has never had any knowledge of God; because God is love.