Ephesians 4:32

and be to one another kind, compassionate, forgiving one another, so as God also in Christ has forgiven you.

Colossians 3:12-13

Put on therefore, as the elect of God, holy and beloved, bowels of compassion, kindness, lowliness, meekness, longsuffering;

2 Corinthians 2:10

But to whom ye forgive anything, I also; for I also, what I have forgiven, if I have forgiven anything, it is for your sakes in the person of Christ;

Matthew 6:12

and forgive us our debts, as we also forgive our debtors,

Matthew 6:14-15

For if ye forgive men their offences, your heavenly Father also will forgive you yours,

Mark 11:25

And when ye stand praying, forgive if ye have anything against any one, that your Father also who is in the heavens may forgive you your offences.

Luke 6:37

And judge not, and ye shall not be judged; condemn not, and ye shall not be condemned. Remit, and it shall be remitted to you.

Romans 12:20-21

If therefore thine enemy should hunger, feed him; if he should thirst, give him drink; for, so doing, thou shalt heap coals of fire upon his head.

1 Corinthians 13:4

Love has long patience, is kind; love is not emulous of others; love is not insolent and rash, is not puffed up,

2 Corinthians 2:7

so that on the contrary ye should rather shew grace and encourage, lest perhaps such a one should be swallowed up with excessive grief.

Ephesians 5:1

Be ye therefore imitators of God, as beloved children,

1 Peter 3:8-9

Finally, be all of one mind, sympathising, full of brotherly love, tender hearted, humble minded;

1 John 1:9

If we confess our sins, he is faithful and righteous to forgive us our sins, and cleanse us from all unrighteousness.

Genesis 50:17-18

Thus shall ye speak to Joseph: Oh forgive, I pray thee, the transgression of thy brethren, and their sin! for they did evil to thee. And now, we pray thee, forgive the transgression of the servants of the God of thy father. And Joseph wept when they spoke to him.

Ruth 2:20

And Naomi said to her daughter-in-law, Blessed be he of Jehovah, who has not left off his kindness to the living and to the dead! And Naomi said to her, The man is near of kin to us, one of those who have the right of our redemption.

Psalm 112:4-5

Unto the upright there ariseth light in the darkness; he is gracious, and merciful, and righteous.

Psalm 112:9

He scattereth abroad, he giveth to the needy; his righteousness abideth for ever: his horn shall be exalted with honour.

Psalm 145:9

Jehovah is good to all; and his tender mercies are over all his works.

Proverbs 12:10

A righteous man is concerned for the life of his beast; but the tender mercies of the wicked are cruel.

Proverbs 19:22

The charm of a man is his kindness; and a poor man is better than a liar.

Isaiah 57:1

The righteous perisheth, and no man layeth it to heart; and merciful men are taken away, none considering that the righteous is taken away from before the evil.

Matthew 18:21-35

Then Peter came to him and said, Lord, how often shall my brother sin against me and I forgive him? until seven times?

Luke 1:78

on account of the bowels of mercy of our God; wherein the dayspring from on high has visited us,

Luke 6:35

But love your enemies, and do good, and lend, hoping for nothing in return, and your reward shall be great, and ye shall be sons of the Highest; for he is good to the unthankful and wicked.

Luke 11:4

and remit us our sins, for we also remit to every one indebted to us; and lead us not into temptation.

Luke 17:4

And if he should sin against thee seven times in the day, and seven times should return to thee, saying, I repent, thou shalt forgive him.

Acts 28:2

But the barbarians shewed us no common kindness; for, having kindled a fire, they took us all in because of the rain that was falling and because of the cold.

Romans 12:10

as to brotherly love, kindly affectioned towards one another: as to honour, each taking the lead in paying it to the other:

2 Corinthians 6:6

in pureness, in knowledge, in longsuffering, in kindness, in the Holy Spirit, in love unfeigned,

James 5:11

Behold, we call them blessed who have endured. Ye have heard of the endurance of Job, and seen the end of the Lord; that the Lord is full of tender compassion and pitiful.

2 Peter 1:7

in godliness brotherly love, in brotherly love love:

1 John 2:12

I write to you, children, because your sins are forgiven you for his name's sake.

Treasury of Scripture Knowledge

Summary

And be ye kind one to another, tenderhearted, forgiving one another, even as God for Christ's sake hath forgiven you.

Bible References

Kind

Ruth 2:20
And Naomi said to her daughter-in-law, Blessed be he of Jehovah, who has not left off his kindness to the living and to the dead! And Naomi said to her, The man is near of kin to us, one of those who have the right of our redemption.
Psalm 112:4
Unto the upright there ariseth light in the darkness; he is gracious, and merciful, and righteous.
Proverbs 19:22
The charm of a man is his kindness; and a poor man is better than a liar.
Isaiah 57:1
The righteous perisheth, and no man layeth it to heart; and merciful men are taken away, none considering that the righteous is taken away from before the evil.
Acts 28:2
But the barbarians shewed us no common kindness; for, having kindled a fire, they took us all in because of the rain that was falling and because of the cold.
Romans 12:10
as to brotherly love, kindly affectioned towards one another: as to honour, each taking the lead in paying it to the other:
1 Corinthians 13:4
Love has long patience, is kind; love is not emulous of others; love is not insolent and rash, is not puffed up,
2 Corinthians 2:10
But to whom ye forgive anything, I also; for I also, what I have forgiven, if I have forgiven anything, it is for your sakes in the person of Christ;
2 Corinthians 6:6
in pureness, in knowledge, in longsuffering, in kindness, in the Holy Spirit, in love unfeigned,
Colossians 3:12
Put on therefore, as the elect of God, holy and beloved, bowels of compassion, kindness, lowliness, meekness, longsuffering;
2 Peter 1:7
in godliness brotherly love, in brotherly love love:

Tender-hearted

Psalm 145:9
Jehovah is good to all; and his tender mercies are over all his works.
Proverbs 12:10
A righteous man is concerned for the life of his beast; but the tender mercies of the wicked are cruel.
Luke 1:78
on account of the bowels of mercy of our God; wherein the dayspring from on high has visited us,
James 5:11
Behold, we call them blessed who have endured. Ye have heard of the endurance of Job, and seen the end of the Lord; that the Lord is full of tender compassion and pitiful.

General references

Deuteronomy 15:15
And thou shalt remember that thou wast a bondman in the land of Egypt, and that Jehovah thy God redeemed thee; therefore I command thee this thing to-day.
Matthew 6:14
For if ye forgive men their offences, your heavenly Father also will forgive you yours,
1 John 4:11
Beloved, if God has so loved us, we also ought to love one another.