Matthew 5:24

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

Mark 9:50

Salt is useful, but if the salt become insipid, wherewith will ye season it? Have salt therefore in yourselves, and as a proof of it be at peace one with another.

Romans 12:17-18

Render to no one evil for evil: behaving honorably in the sight of all men.

Matthew 18:15-17

And if thy brother trespass against thee, go and expostulate with him alone; if he hearken to thee, thou hast gained thy brother:

Matthew 23:23

Wo unto you scribes and pharisees, hypocrites, who tithe even your mint, and anise, and cummin, but neglect the weightier matters of the law, judgement, mercy, and fidelity: these ye ought undoubtedly to practise, and not to omit the others.

1 Corinthians 6:7-8

Now there is certainly a fault among you, that ye have law-suits with one another: why do ye not rather endure wrong? why do ye not rather suffer yourselves to be defrauded?

1 Corinthians 11:28

But let a man examine himself, and so let him eat of this bread and drink of this cup:

1 Timothy 2:8

I direct therefore that men pray in every place, lifting up holy hands without wrath and debate:

James 3:13-18

Is there any wise and understanding man among you? let him shew his works by a good conversation in the meekness of wisdom:

James 5:16

Confess your faults one to another, and pray for one another, that ye may be healed: the fervent prayer of a righteous man availeth much.

1 Peter 3:7-8

Ye husbands likewise, dwell with them according to knowledge, yielding due respect to the wife as the weaker vessel, and as joint-heirs of the grace of life; that your prayers be not 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
And if thy brother trespass against thee, go and expostulate with him alone; if he hearken to thee, thou hast gained thy brother:
Mark 9:50
Salt is useful, but if the salt become insipid, wherewith will ye season it? Have salt therefore in yourselves, and as a proof of it be at peace one with another.
Romans 12:17
Render to no one evil for evil: behaving honorably in the sight of all men.
1 Corinthians 6:7
Now there is certainly a fault among you, that ye have law-suits with one another: why do ye not rather endure wrong? why do ye not rather suffer yourselves to be defrauded?
1 Timothy 2:8
I direct therefore that men pray in every place, lifting up holy hands without wrath and debate:
James 3:13
Is there any wise and understanding man among you? let him shew his works by a good conversation in the meekness of wisdom:
James 5:16
Confess your faults one to another, and pray for one another, that ye may be healed: the fervent prayer of a righteous man availeth much.
1 Peter 3:7
Ye husbands likewise, dwell with them according to knowledge, yielding due respect to the wife as the weaker vessel, and as joint-heirs of the grace of life; that your prayers be not hindered.

And then

Matthew 23:23
Wo unto you scribes and pharisees, hypocrites, who tithe even your mint, and anise, and cummin, but neglect the weightier matters of the law, judgement, mercy, and fidelity: these ye ought undoubtedly to practise, and not to omit the others.
1 Corinthians 11:28
But let a man examine himself, and so let him eat of this bread and drink of this cup: