1 John 1:6

If we say we have fellowship with him while we walk in darkness, we lie and do not practice the truth.

1 John 4:20

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

1 John 1:10

If we say we have not sinned, we make him a liar, and his word is not in us.

John 3:19-21

And this is the judgment: the light has come into the world, and people loved the darkness rather than the light because their works were evil.

John 12:35

So Jesus said to them, "The light is among you for a little while longer. Walk while you have the light, lest darkness overtake you. The one who walks in the darkness does not know where he is going.

1 John 2:4

Whoever says "I know him" but does not keep his commandments is a liar, and the truth is not in him,

Revelation 3:17-18

For you say, I am rich, I have prospered, and I need nothing, not realizing that you are wretched, pitiable, poor, blind, and naked.

Psalm 5:4-6

For you are not a God who delights in wickedness; evil may not dwell with you.

Psalm 82:5

They have neither knowledge nor understanding, they walk about in darkness; all the foundations of the earth are shaken.

Psalm 94:20

Can wicked rulers be allied with you, those who frame injustice by statute?

Proverbs 2:13

who forsake the paths of uprightness to walk in the ways of darkness,

Proverbs 4:18-19

But the path of the righteous is like the light of dawn, which shines brighter and brighter until full day.

Matthew 7:22

On that day many will say to me, 'Lord, Lord, did we not prophesy in your name, and cast out demons in your name, and do many mighty works in your name?'

John 8:12

Again Jesus spoke to them, saying, "I am the light of the world. Whoever follows me will not walk in darkness, but will have the light of life."

John 8:44-45

You are of your father the devil, and your will is to do your father's desires. He was a murderer from the beginning, and has nothing to do with the truth, because there is no truth in him. When he lies, he speaks out of his own character, for he is a liar and the father of lies.

John 11:10

But if anyone walks in the night, he stumbles, because the light is not in him."

John 12:46

I have come into the world as light, so that whoever believes in me may not remain in darkness.

2 Corinthians 6:14-16

Do not be unequally yoked with unbelievers. For what partnership has righteousness with lawlessness? Or what fellowship has light with darkness?

1 Timothy 4:2

through the insincerity of liars whose consciences are seared,

James 2:14

What good is it, my brothers, if someone says he has faith but does not have works? Can that faith save him?

James 2:16

and one of you says to them, "Go in peace, be warmed and filled," without giving them the things needed for the body, what good is that?

James 2:18

But someone will say, "You have faith and I have works." Show me your faith apart from your works, and I will show you my faith by my works.

1 John 1:3

that which we have seen and heard we proclaim also to you, so that you too may have fellowship with us; and indeed our fellowship is with the Father and with his Son Jesus Christ.

1 John 1:8

If we say we have no sin, we deceive ourselves, and the truth is not in us.

1 John 2:9-11

Whoever says he is in the light and hates his brother is still in darkness.

Treasury of Scripture Knowledge

Summary

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

Do not

Bible References

If

1 John 1:8
If we say we have no sin, we deceive ourselves, and the truth is not in us.
1 John 2:4
Whoever says "I know him" but does not keep his commandments is a liar, and the truth is not in him,
1 John 4:20
If anyone says, "I love God," and hates his brother, he is a liar; for he who does not love his brother whom he has seen cannot love God whom he has not seen.
Matthew 7:22
On that day many will say to me, 'Lord, Lord, did we not prophesy in your name, and cast out demons in your name, and do many mighty works in your name?'
James 2:14
What good is it, my brothers, if someone says he has faith but does not have works? Can that faith save him?
Revelation 3:17
For you say, I am rich, I have prospered, and I need nothing, not realizing that you are wretched, pitiable, poor, blind, and naked.

Fellowship

1 John 1:3
that which we have seen and heard we proclaim also to you, so that you too may have fellowship with us; and indeed our fellowship is with the Father and with his Son Jesus Christ.
Psalm 5:4
For you are not a God who delights in wickedness; evil may not dwell with you.
Psalm 94:20
Can wicked rulers be allied with you, those who frame injustice by statute?
2 Corinthians 6:14
Do not be unequally yoked with unbelievers. For what partnership has righteousness with lawlessness? Or what fellowship has light with darkness?

We lie

1 John 1:10
If we say we have not sinned, we make him a liar, and his word is not in us.
1 John 4:20
If anyone says, "I love God," and hates his brother, he is a liar; for he who does not love his brother whom he has seen cannot love God whom he has not seen.
John 8:44
You are of your father the devil, and your will is to do your father's desires. He was a murderer from the beginning, and has nothing to do with the truth, because there is no truth in him. When he lies, he speaks out of his own character, for he is a liar and the father of lies.
1 Timothy 4:2
through the insincerity of liars whose consciences are seared,

Do not

John 3:21
But whoever does what is true comes to the light, so that it may be clearly seen that his works have been carried out in God."

The Holy Bible, English Standard Version® copyright © 2001 by Crossway Bibles, a publishing ministry of Good News Publishers.