Matthew 5:24

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

Mark 9:50

Salt is good. But if the salt be unsavoury: what shall ye salt therewith? See that ye have salt in yourselves. And have peace among yourselves, one with another."

Romans 12:17-18

Recompense to no man evil for evil. Provide aforehand things honest in the sight of all men.

Job 42:8

Therefore take seven oxen and seven rams, and go to my servant Job, offer up also for yourselves a burnt offering: and let my servant Job pray for you. Him will I accept, and not deal with you after your foolishness: in that ye have not spoken the thing which is right, like as my servant Job hath done."

Proverbs 25:9

Handle thy matter with thy neighbour himself, and discover not another man's secret:

Matthew 18:15-17

"Moreover, if thy brother trespass against thee, Go and tell him his fault between him and thee alone. If he hear thee, thou hast won thy brother:

Matthew 23:23

Woe be to you scribes and Pharisees, hypocrites, for ye which tithe mint, anise, and cumin, and leave the weightier matters of the law undone: judgment, mercy, and faith: these ought ye to have done, and not to have left the other undone.

1 Corinthians 6:7-8

Now therefore there is utterly a fault among you, because ye go to law one with another. Why rather suffer ye not wrong? Why rather suffer ye not yourselves to be robbed?

1 Corinthians 11:28

Let a man therefore examine himself, and so let him eat of the bread and drink of the cup.

1 Timothy 2:8

I will, therefore, that the men pray every where, lifting up pure hands without wrath, or doubting.

James 3:13-18

If any man be wise and endued with learning among you, let him show the works of his good conversation in meekness that is coupled with wisdom.

James 5:16

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

1 Peter 3:7-8

Likewise, ye men, dwell with them according to knowledge, giving honour unto the wife, as unto the weaker vessel, and as unto them that are heirs also of the grace of life, that your prayers be not let.

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
"Moreover, if thy brother trespass against thee, Go and tell him his fault between him and thee alone. If he hear thee, thou hast won thy brother:
Job 42:8
Therefore take seven oxen and seven rams, and go to my servant Job, offer up also for yourselves a burnt offering: and let my servant Job pray for you. Him will I accept, and not deal with you after your foolishness: in that ye have not spoken the thing which is right, like as my servant Job hath done."
Proverbs 25:9
Handle thy matter with thy neighbour himself, and discover not another man's secret:
Mark 9:50
Salt is good. But if the salt be unsavoury: what shall ye salt therewith? See that ye have salt in yourselves. And have peace among yourselves, one with another."
Romans 12:17
Recompense to no man evil for evil. Provide aforehand things honest in the sight of all men.
1 Corinthians 6:7
Now therefore there is utterly a fault among you, because ye go to law one with another. Why rather suffer ye not wrong? Why rather suffer ye not yourselves to be robbed?
1 Timothy 2:8
I will, therefore, that the men pray every where, lifting up pure hands without wrath, or doubting.
James 3:13
If any man be wise and endued with learning among you, let him show the works of his good conversation in meekness that is coupled with wisdom.
James 5:16
Knowledge your faults one to another: and pray one for another, that ye may be healed. The prayer of a righteous man availeth much, if it be fervent.
1 Peter 3:7
Likewise, ye men, dwell with them according to knowledge, giving honour unto the wife, as unto the weaker vessel, and as unto them that are heirs also of the grace of life, that your prayers be not let.

And then

Matthew 23:23
Woe be to you scribes and Pharisees, hypocrites, for ye which tithe mint, anise, and cumin, and leave the weightier matters of the law undone: judgment, mercy, and faith: these ought ye to have done, and not to have left the other undone.
1 Corinthians 11:28
Let a man therefore examine himself, and so let him eat of the bread and drink of the cup.