Luke 15:32

But it was meet to make merry and be glad: for this thy brother was dead, and is alive again ; and was lost, and is found.

Luke 15:24

for this my son was dead, and is alive again; he was lost, and is found. And they began to be merry.

Psalm 51:8

Make me to hear joy and gladness, That the bones which thou hast broken may rejoice.

Isaiah 35:10

and the ransomed of Jehovah shall return, and come with singing unto Zion; and everlasting joy shall be upon their heads: they shall obtain gladness and joy, and sorrow and sighing shall flee away.

Hosea 14:9

Who is wise, that he may understand these things? prudent, that he may know them? for the ways of Jehovah are right, and the just shall walk in them; but transgressors shall fall therein.

Jonah 4:10-11

And Jehovah said, Thou hast had regard for the gourd, for which thou hast not labored, neither madest it grow; which came up in a night, and perished in a night:

Luke 7:34

The Son of man is come eating and drinking; and ye say, Behold, a gluttonous man, and a winebibber, a friend of publicans and sinners!

Romans 3:4

God forbid: yea, let God be found true, but every man a liar; as it is written, That thou mightest be justified in thy words, And mightest prevail when thou comest into judgment.

Romans 3:19

Now we know that what things soever the law saith, it speaketh to them that are under the law; that every mouth may be stopped, and all the world may be brought under the judgment of God:

Romans 15:9-13

and that the Gentiles might glorify God for his mercy; as it is written, Therefore will I give praise unto thee among the Gentiles, And sing unto thy name.

Ephesians 2:1-10

And you did he make alive, when ye were dead through your trespasses and sins,

Treasury of Scripture Knowledge

Summary

It was meet that we should make merry, and be glad: for this thy brother was dead, and is alive again; and was lost, and is found.

Bible References

Was meet

Luke 7:34
The Son of man is come eating and drinking; and ye say, Behold, a gluttonous man, and a winebibber, a friend of publicans and sinners!
Psalm 51:8
Make me to hear joy and gladness, That the bones which thou hast broken may rejoice.
Isaiah 35:10
and the ransomed of Jehovah shall return, and come with singing unto Zion; and everlasting joy shall be upon their heads: they shall obtain gladness and joy, and sorrow and sighing shall flee away.
Hosea 14:9
Who is wise, that he may understand these things? prudent, that he may know them? for the ways of Jehovah are right, and the just shall walk in them; but transgressors shall fall therein.
Jonah 4:10
And Jehovah said, Thou hast had regard for the gourd, for which thou hast not labored, neither madest it grow; which came up in a night, and perished in a night:
Romans 3:4
God forbid: yea, let God be found true, but every man a liar; as it is written, That thou mightest be justified in thy words, And mightest prevail when thou comest into judgment.
Romans 15:9
and that the Gentiles might glorify God for his mercy; as it is written, Therefore will I give praise unto thee among the Gentiles, And sing unto thy name.

For

Luke 15:24
for this my son was dead, and is alive again; he was lost, and is found. And they began to be merry.
Ephesians 2:1
And you did he make alive, when ye were dead through your trespasses and sins,

General references

Genesis 4:6
And Jehovah said unto Cain, Why art thou wroth? and why is thy countenance fallen?
Matthew 18:11
For the Son of man came to save that which was lost.
Luke 19:10
For the Son of man came to seek and to save that which was lost.
Galatians 1:24
and they glorified God in me.

American Standard Version Public Domain