Ephesians 4:32

And be kind to one another, full of pity, having forgiveness for one another, even as God in Christ had forgiveness for you.

Colossians 3:12-13

As saints of God, then, holy and dearly loved, let your behaviour be marked by pity and mercy, kind feeling, a low opinion of yourselves, gentle ways, and a power of undergoing all things;

2 Corinthians 2:10

But if you give forgiveness to anyone, I do the same: for if I have given forgiveness for anything, I have done it because of you, in the person of Christ;

Matthew 6:12

And make us free of our debts, as we have made those free who are in debt to us.

Matthew 6:14-15

For if you let men have forgiveness for their sins, you will have forgiveness from your Father in heaven.

Mark 11:25

And whenever you make a prayer, let there be forgiveness in your hearts, if you have anything against anyone; so that you may have forgiveness for your sins from your Father who is in heaven.

Luke 6:37

Be not judges of others, and you will not be judged: do not give punishment to others, and you will not get punishment yourselves: make others free, and you will be made free:

Romans 12:20-21

But if one who has hate for you is in need of food or of drink, give it to him, for in so doing you will put coals of fire on his head.

1 Corinthians 13:4

Love is never tired of waiting; love is kind; love has no envy; love has no high opinion of itself, love has no pride;

2 Corinthians 2:7

So that now, on the other hand, it is right for him to have forgiveness and comfort from you, for fear that his sorrow may be over-great.

Ephesians 5:1

Let it then be your desire to be like God, as well-loved children;

1 Peter 3:8-9

Last of all, see that you are all in agreement; feeling for one another, loving one another like brothers, full of pity, without pride:

1 John 1:9

If we say openly that we have done wrong, he is upright and true to his word, giving us forgiveness of sins and making us clean from all evil.

Genesis 50:17-18

You are to say to Joseph, Let the wrongdoing of your brothers be overlooked, and the evil they did to you: now, if it is your pleasure, let the sin of the servants of your father's God have forgiveness. And at these words, Joseph was overcome with weeping.

Ruth 2:20

And Naomi said to her daughter-in-law, May the blessing of the Lord, who has at all times been kind to the living and to the dead, be on him. And Naomi said to her, The man is of our family, one of our near relations.

Psalm 112:4-5

For the upright there is a light shining in the dark; he is full of grace and pity.

Psalm 112:9

He has given with open hands to the poor; his righteousness is for ever; his horn will be lifted up with honour.

Proverbs 12:10

An upright man has thought for the life of his beast, but the hearts of evil-doers are cruel.

Proverbs 19:22

The ornament of a man is his mercy, and a poor man is better than one who is false.

Isaiah 57:1

The upright man goes to his death, and no one gives a thought to it; and god-fearing men are taken away, and no one is troubled by it; for the upright man is taken away because of evil-doing, and goes into peace.

Matthew 18:21-35

Then Peter came and said to him, Lord, what number of times may my brother do wrong against me, and I give him forgiveness? till seven times?

Luke 1:78

Because of the loving mercies of our God, by which the dawn from heaven has come to us,

Luke 6:35

But be loving to those who are against you and do them good, and give them your money, not giving up hope, and your reward will be great and you will be the sons of the Most High: for he is kind to evil men, and to those who have hard hearts.

Luke 11:4

May we have forgiveness for our sins, as we make free all those who are in debt to us. And let us not be put to the test.

Luke 17:4

And if he does you wrong seven times in a day, and seven times comes to you and says, I have regret for what I have done; let him have forgiveness.

Acts 28:2

And the simple people living there were uncommonly kind to us, for they made a fire for us, and took us in, because it was raining and cold.

Romans 12:10

Be kind to one another with a brother's love, putting others before yourselves in honour;

2 Corinthians 6:6

In a clean heart, in knowledge, in long waiting, in being kind, in the Holy Spirit, in true love,

James 5:11

We say that those men who have gone through pain are happy: you have the story of Job and the troubles through which he went and have seen that the Lord was full of pity and mercy in the end.

2 Peter 1:7

And love of the brothers to fear of God, and to love of the brothers, love itself.

1 John 2:12

I am writing to you, my children, because you have forgiveness of sins through his name.

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, May the blessing of the Lord, who has at all times been kind to the living and to the dead, be on him. And Naomi said to her, The man is of our family, one of our near relations.
Psalm 112:4
For the upright there is a light shining in the dark; he is full of grace and pity.
Proverbs 19:22
The ornament of a man is his mercy, and a poor man is better than one who is false.
Isaiah 57:1
The upright man goes to his death, and no one gives a thought to it; and god-fearing men are taken away, and no one is troubled by it; for the upright man is taken away because of evil-doing, and goes into peace.
Acts 28:2
And the simple people living there were uncommonly kind to us, for they made a fire for us, and took us in, because it was raining and cold.
Romans 12:10
Be kind to one another with a brother's love, putting others before yourselves in honour;
1 Corinthians 13:4
Love is never tired of waiting; love is kind; love has no envy; love has no high opinion of itself, love has no pride;
2 Corinthians 2:10
But if you give forgiveness to anyone, I do the same: for if I have given forgiveness for anything, I have done it because of you, in the person of Christ;
2 Corinthians 6:6
In a clean heart, in knowledge, in long waiting, in being kind, in the Holy Spirit, in true love,
Colossians 3:12
As saints of God, then, holy and dearly loved, let your behaviour be marked by pity and mercy, kind feeling, a low opinion of yourselves, gentle ways, and a power of undergoing all things;
2 Peter 1:7
And love of the brothers to fear of God, and to love of the brothers, love itself.

Tender-hearted

Proverbs 12:10
An upright man has thought for the life of his beast, but the hearts of evil-doers are cruel.
Luke 1:78
Because of the loving mercies of our God, by which the dawn from heaven has come to us,
James 5:11
We say that those men who have gone through pain are happy: you have the story of Job and the troubles through which he went and have seen that the Lord was full of pity and mercy in the end.

General references

Deuteronomy 15:15
And keep in mind that you yourself were a servant in the land of Egypt, and the Lord your God made you free: so I give you this order today.
Matthew 6:14
For if you let men have forgiveness for their sins, you will have forgiveness from your Father in heaven.
1 John 4:11
My loved ones, if God had such love for us, it is right for us to have love for one another.

Basic English, produced by Mr C. K. Ogden of the Orthological Institute - public domain