Matthew 18:15

But if thy brother may sin, go, and convict him between thee and him alone: if he may hear thee, thou hast gained thy brother:

1 Corinthians 9:19-21

For being free from all, I rendered myself servant to all, that I may gain the more.

Colossians 3:13

forbearing one another and forgiving one another, if any one may have a quarrel against any one; as Christ also forgave you, so indeed do you likewise:

James 5:19-20

My brethren, if any one among you may err from the truth, and one may turn him back;

1 Peter 3:1

Likewise, ye wives, be submissive to your own husbands; in order that, if any do not believe the word, they shall be gained through the deportment of their wives, without the word;

Matthew 18:35

Thus my Heavenly Father will also do unto you, if you do not forgive each one his brother from your hearts.

Luke 17:3-4

Take heed to yourselves. If thy brother may sin, rebuke him; if he may repent, forgive him.

Romans 12:21

Be not overcome by the evil, but overcome the evil with the good.

1 Corinthians 6:6-8

But does brother go to law with brother, and that before the unbelievers?

1 Corinthians 8:12

And you, sinning so against the brethren, and wounding their weak conscience, are sinning against Christ.

2 Corinthians 7:12

Since then indeed I wrote to you, not on account of the one having done the wrong, nor on account of the one having suffered the wrong, but in order that your zeal, which is in our behalf to you before God, might be made manifest.

Galatians 6:1

Brethren, if indeed a man may be overtaken in some transgression, you who are spiritual, perfect such an one in the spirit of meekness; watching yourself, lest you may also be tempted.

1 Thessalonians 4:6

that one should overreach and defraud his brother in a business transaction: because the Lord is the avenger concerning these things, as we indeed before told you and witnessed to you.

2 Thessalonians 3:15

consider him not as an enemy, but admonish him as a brother.

Treasury of Scripture Knowledge

Summary

Moreover if thy brother shall trespass against thee, go and tell him his fault between thee and him alone: if he shall hear thee, thou hast gained thy brother.

Bible References

If

Matthew 18:35
Thus my Heavenly Father will also do unto you, if you do not forgive each one his brother from your hearts.
Luke 17:3
Take heed to yourselves. If thy brother may sin, rebuke him; if he may repent, forgive him.
1 Corinthians 6:6
But does brother go to law with brother, and that before the unbelievers?
1 Corinthians 8:12
And you, sinning so against the brethren, and wounding their weak conscience, are sinning against Christ.
2 Corinthians 7:12
Since then indeed I wrote to you, not on account of the one having done the wrong, nor on account of the one having suffered the wrong, but in order that your zeal, which is in our behalf to you before God, might be made manifest.
Colossians 3:13
forbearing one another and forgiving one another, if any one may have a quarrel against any one; as Christ also forgave you, so indeed do you likewise:
1 Thessalonians 4:6
that one should overreach and defraud his brother in a business transaction: because the Lord is the avenger concerning these things, as we indeed before told you and witnessed to you.

Thou hast

Romans 12:21
Be not overcome by the evil, but overcome the evil with the good.
1 Corinthians 9:19
For being free from all, I rendered myself servant to all, that I may gain the more.
James 5:19
My brethren, if any one among you may err from the truth, and one may turn him back;
1 Peter 3:1
Likewise, ye wives, be submissive to your own husbands; in order that, if any do not believe the word, they shall be gained through the deportment of their wives, without the word;