1 John 2:9

Whoever claims to be in the light, and yet continues to hate his brother is still in darkness.

1 John 2:11

But whoever continues to hate his brother is in darkness and is living in darkness, and he does not know where he is going, because the darkness has blinded his eyes.

1 John 4:20

If anyone says, "I love God," and yet habitually hates his brother, he is a liar; for whoever does not love his brother whom he has seen cannot love God whom he has not seen.

John 9:41

Jesus answered them, "If you were blind, you would not be guilty, but now you keep on claiming, 'We can see'; so your sin remains."

Romans 2:18-21

and understand His will, and by being instructed in the law can know the things that excel,

1 Corinthians 13:1-3

If I could speak the languages of men, of angels too, and have no love, I am only a rattling pan or a clashing cymbal.

2 Peter 1:9

For whoever lacks these qualities is blind -- or short-sighted-- and forgetful of the cleansing that he has received from his former sins.

1 John 1:6

If we say "We have fellowship with Him," and yet live in darkness, we are lying and not practicing the truth.

1 John 2:4

Whoever says, "I know Him," but does not practice obedience to His commands is a liar, and there is no truth in his heart;

1 John 3:13-17

You must not be surprised, brothers, 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
Whoever says, "I know Him," but does not practice obedience to His commands is a liar, and there is no truth in his heart;

He is

1 John 1:6
If we say "We have fellowship with Him," and yet live in darkness, we are lying and not practicing the truth.
John 9:41
Jesus answered them, "If you were blind, you would not be guilty, but now you keep on claiming, 'We can see'; so your sin remains."
Romans 2:18
and understand His will, and by being instructed in the law can know the things that excel,

And hateth

1 John 3:13
You must not be surprised, brothers, if the world hates you.

Is in

1 John 2:11
But whoever continues to hate his brother is in darkness and is living in darkness, and he does not know where he is going, because the darkness has blinded his eyes.
1 Corinthians 13:1
If I could speak the languages of men, of angels too, and have no love, I am only a rattling pan or a clashing cymbal.
2 Peter 1:9
For whoever lacks these qualities is blind -- or short-sighted-- and forgetful of the cleansing that he has received from his former sins.

General references

John 15:12
This is my command to you, to keep on loving one another as I have loved you.
Hebrews 13:1
You must let your brotherly love continue.