Matthew 12:36-37

And I say to you, a person will [have to] give an account [to God] on the day of judgment for every careless word he had spoken [while on earth].

James 1:26

If anyone considers himself to be religious and yet does not keep a tight rein on his tongue, this person is self-deceived and his religion is worthless.

James 3:2-12

For we all make mistakes in many areas [of life]. If anyone does not make a mistake in what he says, he is a perfect person, capable of keeping a tight rein on his whole life also.

Treasury of Scripture Knowledge

Summary

He that keepeth his mouth keepeth his life: but he that openeth wide his lips shall have destruction.

General references

Bible References

General references

Matthew 12:36
And I say to you, a person will [have to] give an account [to God] on the day of judgment for every careless word he had spoken [while on earth].
James 1:26
If anyone considers himself to be religious and yet does not keep a tight rein on his tongue, this person is self-deceived and his religion is worthless.
James 3:2
For we all make mistakes in many areas [of life]. If anyone does not make a mistake in what he says, he is a perfect person, capable of keeping a tight rein on his whole life also.