James 3:5-8

so also the tongue is a small member and boasts of great things. Behold, how much wood a little fire kindles!

Revelation 21:8

But the fearful and unbelieving and abominable and murderers and fornicators and sorcerers and idolaters and all liars shall have their part in the lake which burns with fire and sulphur, which is the second death.

Treasury of Scripture Knowledge

Summary

Sharp arrows of the mighty, with coals of juniper.

Sharp, etc

Bible References

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James 3:5
so also the tongue is a small member and boasts of great things. Behold, how much wood a little fire kindles!