Colossians 4:5

Use wisdom in dealing with outsiders, making the most of your opportunities.

Hebrews 2:1

This is why we must give the very closest attention to the message we have heard, to keep from ever losing our hold upon it.

James 1:26

If anyone thinks he is religious, and does not bridle his tongue, but deceives himself, his religious observances are of no account.

James 3:2-8

For we all make many mistakes. Anyone who never makes a mistake in what he says has a character that is fully developed and is able to control his whole body as well.

Treasury of Scripture Knowledge

Summary

{To the chief Musician, even to Jeduthun, A Psalm of David.} I said, I will take heed to my ways, that I sin not with my tongue: I will keep my mouth with a bridle, while the wicked is before me.

I said

My mouth, etc

General references

Bible References

I said

Hebrews 2:1
This is why we must give the very closest attention to the message we have heard, to keep from ever losing our hold upon it.

My mouth, etc

James 1:26
If anyone thinks he is religious, and does not bridle his tongue, but deceives himself, his religious observances are of no account.
James 3:2
For we all make many mistakes. Anyone who never makes a mistake in what he says has a character that is fully developed and is able to control his whole body as well.

While

Colossians 4:5
Use wisdom in dealing with outsiders, making the most of your opportunities.

General references

James 3:3
If we put bridles into horses' mouths to make them obey us, we can guide their whole bodies.