Ephesians 5:4

and filthiness and foolish talking, or jesting, which are not convenient; but rather thanksgiving.

Ephesians 4:29

Let no corrupt word go out of your mouth, but if there be any good one for needful edification, that it may give grace to those that hear it.

Psalm 92:1

{A Psalm, a Song, for the Sabbath day.} It is good to give thanks unto Jehovah, and to sing psalms unto thy name, O Most High;

Romans 1:28

And according as they did not think good to have God in their knowledge, God gave them up to a reprobate mind to practise unseemly things;

Psalm 107:21-22

Let them give thanks unto Jehovah for his loving-kindness, and for his wondrous works to the children of men,

Proverbs 12:23

A prudent man concealeth knowledge; but the heart of the foolish proclaimeth folly.

Proverbs 15:2

The tongue of the wise useth knowledge aright; but the mouth of the foolish poureth out folly.

Ecclesiastes 10:13

The beginning of the words of his mouth is folly; and the end of his talk is mischievous madness.

Daniel 6:10

And when Daniel knew that the writing was signed, he went into his house; and, his windows being open in his upper chamber toward Jerusalem, he kneeled on his knees three times a day, and prayed and gave thanks before his God, as he did aforetime.

Matthew 12:34-37

Offspring of vipers! how can ye speak good things, being wicked? For of the abundance of the heart the mouth speaks.

Mark 7:22

thefts, covetousness, wickednesses, deceit, licentiousness, a wicked eye, injurious language, haughtiness, folly;

John 6:23

(but other little ships out of Tiberias came near to the place where they ate bread after the Lord had given thanks;)

2 Corinthians 1:11

ye also labouring together by supplication for us that the gift towards us, through means of many persons, may be the subject of the thanksgiving of many for us.

2 Corinthians 9:15

Thanks be to God for his unspeakable free gift.

Ephesians 1:16

do not cease giving thanks for you, making mention of you at my prayers,

Ephesians 5:19-20

speaking to yourselves in psalms and hymns and spiritual songs, singing and chanting with your heart to the Lord;

Philippians 4:6

Be careful about nothing; but in everything, by prayer and supplication with thanksgiving, let your requests be made known to God;

Colossians 3:8

But now, put off, ye also, all these things, wrath, anger, malice, blasphemy, vile language out of your mouth.

Colossians 3:15-17

And let the peace of Christ preside in your hearts, to which also ye have been called in one body, and be thankful.

1 Thessalonians 3:9

For what thanksgiving can we render to God for you, for all the joy wherewith we rejoice on account of you before our God,

1 Thessalonians 5:18

in everything give thanks, for this is the will of God in Christ Jesus towards you;

Hebrews 13:15

By him therefore let us offer the sacrifice of praise continually to God, that is, the fruit of the lips confessing his name.

James 3:4-8

Behold also the ships, which are so great, and driven by violent winds, are turned about by a very small rudder, wherever the pleasure of the helmsman will.

2 Peter 2:7

and saved righteous Lot, distressed with the abandoned conversation of the godless,

2 Peter 2:18

For while speaking great highflown words of vanity, they allure with the lusts of the flesh, by dissoluteness, those who have just fled those who walk in error,

Jude 1:10

But these, whatever things they know not, they speak railingly against; but what even, as the irrational animals, they understand by mere nature, in these things they corrupt themselves.

Jude 1:13

raging waves of the sea, foaming out their own shames; wandering stars, to whom has been reserved the gloom of darkness for eternity.

Psalm 33:1

Exult, ye righteous, in Jehovah: praise is comely for the upright.

Treasury of Scripture Knowledge

Summary

Neither filthiness, nor foolish talking, nor jesting, which are not convenient: but rather giving of thanks.

General references

Bible References

Convenient

Romans 1:28
And according as they did not think good to have God in their knowledge, God gave them up to a reprobate mind to practise unseemly things;
Philemon 1:8
Wherefore having much boldness in Christ to enjoin thee what is fitting,

But

Ephesians 5:19
speaking to yourselves in psalms and hymns and spiritual songs, singing and chanting with your heart to the Lord;
Ephesians 1:16
do not cease giving thanks for you, making mention of you at my prayers,
Psalm 33:1
Exult, ye righteous, in Jehovah: praise is comely for the upright.
Psalm 92:1
{A Psalm, a Song, for the Sabbath day.} It is good to give thanks unto Jehovah, and to sing psalms unto thy name, O Most High;
Psalm 107:21
Let them give thanks unto Jehovah for his loving-kindness, and for his wondrous works to the children of men,
Daniel 6:10
And when Daniel knew that the writing was signed, he went into his house; and, his windows being open in his upper chamber toward Jerusalem, he kneeled on his knees three times a day, and prayed and gave thanks before his God, as he did aforetime.
John 6:23
(but other little ships out of Tiberias came near to the place where they ate bread after the Lord had given thanks;)
2 Corinthians 1:11
ye also labouring together by supplication for us that the gift towards us, through means of many persons, may be the subject of the thanksgiving of many for us.
2 Corinthians 9:15
Thanks be to God for his unspeakable free gift.
Philippians 4:6
Be careful about nothing; but in everything, by prayer and supplication with thanksgiving, let your requests be made known to God;
Colossians 3:15
And let the peace of Christ preside in your hearts, to which also ye have been called in one body, and be thankful.
1 Thessalonians 3:9
For what thanksgiving can we render to God for you, for all the joy wherewith we rejoice on account of you before our God,
1 Thessalonians 5:18
in everything give thanks, for this is the will of God in Christ Jesus towards you;
Hebrews 13:15
By him therefore let us offer the sacrifice of praise continually to God, that is, the fruit of the lips confessing his name.

General references

Exodus 20:14
Thou shalt not commit adultery.