Ephesians 4:32

and be ye kind one to another, tenderhearted, forgiving each other, even as God also in Christ forgave you.

Colossians 3:12-13

Put on therefore, as God's elect, holy and beloved, a heart of compassion, kindness, lowliness, meekness, longsuffering;

2 Corinthians 2:10

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

Matthew 6:12

And forgive us our debts, as we also have forgiven our debtors.

Matthew 6:14-15

For if ye forgive men their trespasses, your heavenly Father will also forgive you.

Mark 11:25

And whensoever ye stand praying, forgive, if ye have aught against any one; that your Father also who is in heaven may forgive you your trespasses.

Luke 6:37

And judge not, and ye shall not be judged: and condemn not, and ye shall not be condemned: release, and ye shall be released:

Romans 12:20-21

But if thine enemy hunger, feed him; if he thirst, give him to drink: for in so doing thou shalt heap coals of fire upon his head.

1 Corinthians 13:4

Love suffereth long, and is kind; love envieth not; love vaunteth not itself, is not puffed up,

2 Corinthians 2:7

so that contrariwise ye should rather forgive him and comfort him, lest by any means such a one should be swallowed up with his overmuch sorrow.

Ephesians 5:1

Be ye therefore imitators of God, as beloved children;

1 Peter 3:8-9

Finally, be ye all likeminded, compassionate, loving as brethren, tenderhearted, humbleminded:

1 John 1:9

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

Genesis 50:17-18

So shall ye say unto Joseph, Forgive, I pray thee now, the transgression of thy brethren, and their sin, for that they did unto thee evil. And now, we pray thee, forgive the transgression of the servants of the God of thy father. And Joseph wept when they spake unto him.

Ruth 2:20

And Naomi said unto her daughter-in-law, Blessed be he of Jehovah, who hath not left off his kindness to the living and to the dead. And Naomi said unto her, The man is nigh of kin unto us, one of our near kinsmen.

Psalm 112:4-5

Unto the upright there ariseth light in the darkness: He is gracious, and merciful, and righteous.

Psalm 112:9

He hath dispersed, he hath given to the needy; His righteousness endureth for ever: His horn shall be exalted with honor.

Psalm 145:9

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

Proverbs 12:10

A righteous man regardeth the life of his beast; But the tender mercies of the wicked are cruel.

Proverbs 19:22

That which maketh a man to be desired 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 the evil to come .

Matthew 18:21-35

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

Luke 1:78

Because of the tender mercy of our God, Whereby the dayspring from on high shall visit us,

Luke 6:35

But love your enemies, and do them good, and lend, never despairing; and your reward shall be great, and ye shall be sons of the Most High: for he is kind toward the unthankful and evil.

Luke 11:4

And forgive us our sins; for we ourselves also forgive every one that is indebted to us. And bring us not into temptation.

Luke 17:4

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

Acts 28:2

And the barbarians showed us no common kindness; for they kindled a fire, and received us all, because of the present rain, and because of the cold.

Romans 12:10

In love of the brethren be tenderly affectioned one to another; in honor preferring one another;

2 Corinthians 6:6

in pureness, in knowledge, in long suffering, in kindness, in the Holy Spirit, in love unfeigned,

James 5:11

Behold, we call them blessed that endured: ye have heard of the patience of Job, and have seen the end of the Lord, how that the Lord is full of pity, and merciful.

2 Peter 1:7

and in your godliness brotherly kindness; and in your brotherly kindness love.

1 John 2:12

I write unto you, my little 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 unto her daughter-in-law, Blessed be he of Jehovah, who hath not left off his kindness to the living and to the dead. And Naomi said unto her, The man is nigh of kin unto us, one of our near kinsmen.
Psalm 112:4
Unto the upright there ariseth light in the darkness: He is gracious, and merciful, and righteous.
Proverbs 19:22
That which maketh a man to be desired 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 the evil to come .
Acts 28:2
And the barbarians showed us no common kindness; for they kindled a fire, and received us all, because of the present rain, and because of the cold.
Romans 12:10
In love of the brethren be tenderly affectioned one to another; in honor preferring one another;
1 Corinthians 13:4
Love suffereth long, and is kind; love envieth not; love vaunteth not itself, is not puffed up,
2 Corinthians 2:10
But to whom ye forgive anything, I forgive also: for what I also have forgiven, if I have forgiven anything, for your sakes have I forgiven it in the presence of Christ;
2 Corinthians 6:6
in pureness, in knowledge, in long suffering, in kindness, in the Holy Spirit, in love unfeigned,
Colossians 3:12
Put on therefore, as God's elect, holy and beloved, a heart of compassion, kindness, lowliness, meekness, longsuffering;
2 Peter 1:7
and in your godliness brotherly kindness; and in your brotherly kindness 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 regardeth the life of his beast; But the tender mercies of the wicked are cruel.
Luke 1:78
Because of the tender mercy of our God, Whereby the dayspring from on high shall visit us,
James 5:11
Behold, we call them blessed that endured: ye have heard of the patience of Job, and have seen the end of the Lord, how that the Lord is full of pity, and merciful.

General references

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

American Standard Version Public Domain