1 John 1:6

If we say, 'We have fellowship with him,' when we live and move in darkness, then we are lying, we are not practising the truth;

1 John 4:20

If anyone declares, 'I love God,' and yet hates his brother, he is a liar; for he who will not love his brother whom he has seen, cannot possibly love the God whom he has never seen.

1 John 1:10

if we say, "We have not sinned," we make him a liar and his word is not within us.

John 3:19-21

And this is the sentence of condemnation, that the Light has entered the world and yet men have preferred darkness to light. It is because their actions have been evil;

John 12:35

Then Jesus said to them, "The Light will shine among you for a little longer yet; walk while you have the Light, that the darkness may not overtake you. He who walks in the dark does not know where he is going.

1 John 2:4

He who says, 'I know him,' but does not obey his commands, is a liar and the truth is not in him;

Revelation 3:17-18

You declare, 'I am rich, I am well off, I lack nothing!' ??not knowing you are a miserable creature, pitiful, poor, blind, naked.

Matthew 7:22

Many will say to me at that Day, 'Lord, Lord, did we not prophesy in your name? did we not cast out daemons in your name? did we not perform many miracles in your name?'

John 8:12

Then Jesus again addressed them, saying, "I am the light of the world: he who follows me will not walk in darkness, he will enjoy the light of life."

John 8:44-45

You belong to your father the devil, and you want to do what your father desires; he was a slayer of men from the very beginning, and he has no place in the truth because there is no truth in him: when he tells a lie, he is expressing his own nature, for he is a liar and the father of lies.

John 11:10

but if one walks during the night he does stumble, for the light is not in him."

John 12:46

I have come as light into the world, that no one who believes in me may remain in the dark.

2 Corinthians 6:14-16

[Keep out of all incongruous ties with unbelievers. What have righteousness and iniquity in common, or how can light associate with darkness?

1 Timothy 4:2

through plausible sophists who are seared in conscience ??3 men who prohibit marriage and insist on abstinence from foods which God created for believing men, who understand the Truth, to partake of with thanksgiving.

James 2:14

My brothers, what is the use of anyone declaring he has faith, if he has no deeds to show? Can his faith save him?

James 2:16

if any of you says to them, "Depart in peace! Get warm, get food," without supplying their bodily needs, what use is that?

James 2:18

Someone will object, 'And you claim to have faith!' Yes, and I claim to have deeds as well; you show me your faith without any deeds, and I will show you by my deeds what faith is!

1 John 1:8

If we say, 'We are not guilty,' we are deceiving ourselves and the truth is not in us;

1 John 2:9-11

He who says he is 'in the light' and hates his brother, is in darkness still.

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:

Fellowship

Do not

Bible References

If

1 John 1:8
If we say, 'We are not guilty,' we are deceiving ourselves and the truth is not in us;
1 John 2:4
He who says, 'I know him,' but does not obey his commands, is a liar and the truth is not in him;
1 John 4:20
If anyone declares, 'I love God,' and yet hates his brother, he is a liar; for he who will not love his brother whom he has seen, cannot possibly love the God whom he has never seen.
Matthew 7:22
Many will say to me at that Day, 'Lord, Lord, did we not prophesy in your name? did we not cast out daemons in your name? did we not perform many miracles in your name?'
James 2:14
My brothers, what is the use of anyone declaring he has faith, if he has no deeds to show? Can his faith save him?
Revelation 3:17
You declare, 'I am rich, I am well off, I lack nothing!' ??not knowing you are a miserable creature, pitiful, poor, blind, naked.

Fellowship

2 Corinthians 6:14
[Keep out of all incongruous ties with unbelievers. What have righteousness and iniquity in common, or how can light associate 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 within us.
1 John 4:20
If anyone declares, 'I love God,' and yet hates his brother, he is a liar; for he who will not love his brother whom he has seen, cannot possibly love the God whom he has never seen.
John 8:44
You belong to your father the devil, and you want to do what your father desires; he was a slayer of men from the very beginning, and he has no place in the truth because there is no truth in him: when he tells a lie, he is expressing his own nature, for he is a liar and the father of lies.
1 Timothy 4:2
through plausible sophists who are seared in conscience ??3 men who prohibit marriage and insist on abstinence from foods which God created for believing men, who understand the Truth, to partake of with thanksgiving.

Do not

John 3:21
whereas anyone whose life is true comes out into the light, to make it plain that his actions have been divinely prompted.