1 John 2:9

The one saying that he is in the light, and hating his brother, is in the darkness until now.

1 John 2:11

But the one hating his brother is in darkness, and walks about in darkness, and does not know whither he is going, because the darkness has blinded his eyes.

1 John 4:20

If any one may say, I love God with divine love, and may hate his brother, he is a liar: for the one not loving his brother whom he has seen, with divine love, is not able to love God, whom he has not seen, with divine love.

John 9:41

Jesus said to them, If you were blind you would not have sin: but now you say that, We see: your sin remaineth.

Romans 2:18-21

and know his will, and approve the things which are excellent, being taught by the law;

1 Corinthians 13:1-3

If I may speak with the tongues of men and of angels, and have not divine love, I have become a sounding brass, or a tinkling cymbal.

2 Peter 1:9

for he unto whom these things are not present is blind, not seeing afar off, having received the forgetfulness of his purgation from his old sins.

1 John 1:6

If we say that we have fellowship with him, and walk in darkness, we lie, and do not the truth:

1 John 2:4

The one saying, I have known him, and keeping not his commandments, is a liar, and the truth is not in him;

1 John 3:13-17

And be not astonished, brother, 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
The one saying, I have known him, and keeping not his commandments, is a liar, and the truth is not in him;

He is

1 John 1:6
If we say that we have fellowship with him, and walk in darkness, we lie, and do not the truth:
John 9:41
Jesus said to them, If you were blind you would not have sin: but now you say that, We see: your sin remaineth.
Romans 2:18
and know his will, and approve the things which are excellent, being taught by the law;

And hateth

1 John 3:13
And be not astonished, brother, if the world hates you.

Is in

1 John 2:11
But the one hating his brother is in darkness, and walks about in darkness, and does not know whither he is going, because the darkness has blinded his eyes.
1 Corinthians 13:1
If I may speak with the tongues of men and of angels, and have not divine love, I have become a sounding brass, or a tinkling cymbal.
2 Peter 1:9
for he unto whom these things are not present is blind, not seeing afar off, having received the forgetfulness of his purgation from his old sins.

General references

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