Matthew 5:24

leave your gift there before the altar, and go and make friends with your brother first, and then return and proceed to offer your gift.

Mark 9:50

Salt is a good thing, but if the salt should become tasteless, what will you use to give it saltness? Have salt within you and live at peace with one another."

Romans 12:17-18

Pay back to no man evil for evil. Take thought for what is right and seemly in every one's esteem.

Matthew 18:15-17

"If your brother acts wrongly towards you, go and point out his fault to him when only you and he are there. If he listens to you, you have gained your brother.

Matthew 23:23

"Alas for you, Scribes and Pharisees, hypocrites, for you pay the tithe on mint, dill, and cumin, while you have neglected the weightier requirements of the Law--just judgement, mercy, and faithful dealing. These things you ought to have done, and yet you ought not to have left the others undone.

1 Corinthians 6:7-8

To say no more, then, it is altogether a defect in you that you have law-suits with one another. Why not rather endure injustice? Why not rather submit to being defrauded?

1 Corinthians 11:28

But let a man examine himself, and, having done that, then let him eat the bread and drink from the cup.

1 Timothy 2:8

So then I would have the men everywhere pray, lifting to God holy hands which are unstained with anger or strife;

James 3:13-18

Which of you is a wise and well-instructed man? Let him prove it by a right life with conduct guided by a wisely teachable spirit.

James 5:16

Therefore confess your sins to one another, and pray for one another, so that you may be cured. The heartfelt supplication of a righteous man exerts a mighty influence.

1 Peter 3:7-8

Married men, in the same way, live with your wives with a clear recognition of the fact that they are weaker than you. Yet, since you are heirs with them of God's free gift of Life, treat them with honour; so that your prayers may not be hindered.

Treasury of Scripture Knowledge

Summary

Leave there thy gift before the altar, and go thy way; first be reconciled to thy brother, and then come and offer thy gift.

Bible References

There

Matthew 18:15
"If your brother acts wrongly towards you, go and point out his fault to him when only you and he are there. If he listens to you, you have gained your brother.
Mark 9:50
Salt is a good thing, but if the salt should become tasteless, what will you use to give it saltness? Have salt within you and live at peace with one another."
Romans 12:17
Pay back to no man evil for evil. Take thought for what is right and seemly in every one's esteem.
1 Corinthians 6:7
To say no more, then, it is altogether a defect in you that you have law-suits with one another. Why not rather endure injustice? Why not rather submit to being defrauded?
1 Timothy 2:8
So then I would have the men everywhere pray, lifting to God holy hands which are unstained with anger or strife;
James 3:13
Which of you is a wise and well-instructed man? Let him prove it by a right life with conduct guided by a wisely teachable spirit.
James 5:16
Therefore confess your sins to one another, and pray for one another, so that you may be cured. The heartfelt supplication of a righteous man exerts a mighty influence.
1 Peter 3:7
Married men, in the same way, live with your wives with a clear recognition of the fact that they are weaker than you. Yet, since you are heirs with them of God's free gift of Life, treat them with honour; so that your prayers may not be hindered.

And then

Matthew 23:23
"Alas for you, Scribes and Pharisees, hypocrites, for you pay the tithe on mint, dill, and cumin, while you have neglected the weightier requirements of the Law--just judgement, mercy, and faithful dealing. These things you ought to have done, and yet you ought not to have left the others undone.
1 Corinthians 11:28
But let a man examine himself, and, having done that, then let him eat the bread and drink from the cup.