1 John 2:9

Any one who professes to be in the light and yet hates his brother man is still in darkness.

1 John 2:11

But he who hates his brother man is in darkness and is walking in darkness; and he does not know where he is going--because the darkness has blinded his eyes.

1 John 4:20

If any one says that he loves God, while he hates his brother man, he is a liar; for he who does not love his brother man whom he has seen, cannot love God whom he has not seen.

John 9:41

"If you were blind," answered Jesus, "you would have no sin; but as a matter of fact you boast that you see. So your sin remains!"

Romans 2:18-21

and know the supreme will, and can test things that differ--being a man who receives instruction from the Law--

1 Corinthians 13:1-3

If I can speak with the tongues of men and of angels, but am destitute of Love, I have but become a loud-sounding trumpet or a clanging cymbal.

2 Peter 1:9

For the man in whom they are lacking is blind and cannot see distant objects, in that he has forgotten that he has been cleansed from his old sins.

1 John 1:6

If, while we are living in darkness, we profess to have fellowship with Him, we speak falsely and are not adhering to the truth.

1 John 2:4

He who professes to know Him, and yet does not obey His commands, is a liar, and the truth has no place in his heart.

1 John 3:13-17

Do not be surprised, brethren, if the world hates you.

Treasury of Scripture Knowledge

Summary

He that saith he is in the light, and hateth his brother, is in darkness even until now.

That saith

And hateth

General references

Bible References

That saith

1 John 2:4
He who professes to know Him, and yet does not obey His commands, is a liar, and the truth has no place in his heart.

He is

1 John 1:6
If, while we are living in darkness, we profess to have fellowship with Him, we speak falsely and are not adhering to the truth.
John 9:41
"If you were blind," answered Jesus, "you would have no sin; but as a matter of fact you boast that you see. So your sin remains!"
Romans 2:18
and know the supreme will, and can test things that differ--being a man who receives instruction from the Law--

And hateth

1 John 3:13
Do not be surprised, brethren, if the world hates you.

Is in

1 John 2:11
But he who hates his brother man is in darkness and is walking in darkness; and he does not know where he is going--because the darkness has blinded his eyes.
1 Corinthians 13:1
If I can speak with the tongues of men and of angels, but am destitute of Love, I have but become a loud-sounding trumpet or a clanging cymbal.
2 Peter 1:9
For the man in whom they are lacking is blind and cannot see distant objects, in that he has forgotten that he has been cleansed from his old sins.

General references

John 15:12
This is my commandment to you, to love one another as I have loved you.
Hebrews 13:1
Let brotherly love always continue.