Ephesians 4:32

be kind to each other, be tender-hearted, be generous to each other as God has been generous to you in Christ.

Mark 11:25

Also, whenever you stand up to pray, if you have anything against anybody, forgive him, so that your Father in heaven may forgive you your trespasses."

Ephesians 4:2

with perfect modesty and gentleness, showing forbearance to one another patiently, zealous in love

James 2:13

for the judgment will be merciless to the man who has shown no mercy ??whereas the merciful life will triumph in the face of judgment.

Matthew 5:44

But I tell you, love your enemies and pray for those who persecute you,

Matthew 6:12

and forgive us our debts as we ourselves have forgiven our debtors,

Matthew 6:14-15

For if you forgive men their trespasses, then your heavenly Father will forgive you;

Matthew 18:15-17

If your brother sins [against you], go and reprove him, as between you and him alone. If he listens to you, then you have won your brother over;

Matthew 18:21-35

Then Peter came up and said to him, "Lord, how often is my brother to sin against me and be forgiven? Up to seven times?"

Luke 5:20-24

When he saw their faith he said, "Man, your sins are forgiven you."

Luke 6:35-37

No, you must love your enemies and help them, you must lend to them without expecting any return; then you will have a rich reward, you will be sons of the Most High for he is kind even to the ungrateful and the evil.

Luke 7:48-50

And he said to her, "Your sins are forgiven."

Luke 11:4

and forgive us our sins for we do forgive everyone who has offended us; and lead us not into temptation."

Luke 17:3-4

Take heed to yourselves. If your brother sins, check him, and if he repents forgive him.

Luke 23:34

Jesus said, "Father, forgive them, they do not know what they are doing." Then they distributed his clothes among themselves by drawing lots.

Romans 15:1-2

We who are strong ought to bear the burdens that the weak make for themselves and us. We are not to please ourselves.

Romans 15:7

Welcome one another, then, as Christ has welcomed yourselves, for the glory of God.

1 Corinthians 6:7-8

Even to have law-suits with one another is in itself evidence of defeat. Why not rather let yourselves be wronged? Why not rather let yourselves be defrauded?

2 Corinthians 2:10

If you forgive the man, I forgive him too; anything I had to forgive him has been forgiven in the presence of Christ for your sakes,

2 Corinthians 6:6

with innocence, insight, patience, kindness, the holy Spirit, unaffected love,

Galatians 6:2

Bear one another's burdens, and so fulfil the law of Christ.

Ephesians 5:2

and lead lives of love, just as Christ loved you and gave himself up for you to be a fragrant offering and sacrifice to God.

Colossians 3:12

As God's own chosen, then, as consecrated and beloved, be clothed with compassion, kindliness, humility, gentleness, and good temper ??13 forbear and forgive each other in any case of complaint; as Christ forgave you, so must you forgive.

1 Peter 2:21

It is your vocation; for when Christ suffered for you, he left you an example, and you must follow his footsteps.

Treasury of Scripture Knowledge

Summary

Forbearing one another, and forgiving one another, if any man have a quarrel against any: even as Christ forgave you, so also do ye.

Bible References

Forbearing

Romans 15:1
We who are strong ought to bear the burdens that the weak make for themselves and us. We are not to please ourselves.
2 Corinthians 6:6
with innocence, insight, patience, kindness, the holy Spirit, unaffected love,
Galatians 6:2
Bear one another's burdens, and so fulfil the law of Christ.
Ephesians 4:2
with perfect modesty and gentleness, showing forbearance to one another patiently, zealous in love

Quarrel

Matthew 18:15
If your brother sins [against you], go and reprove him, as between you and him alone. If he listens to you, then you have won your brother over;
1 Corinthians 6:7
Even to have law-suits with one another is in itself evidence of defeat. Why not rather let yourselves be wronged? Why not rather let yourselves be defrauded?

General references

Matthew 6:14
For if you forgive men their trespasses, then your heavenly Father will forgive you;
Ephesians 4:3
to preserve the unity of the Spirit by binding peace upon yourselves.
1 John 4:11
Beloved, if God had such love for us, we ought to love one another.