Revelation 8:11
The name of the star is 'Wormwood;' and a third part of the waters were turned into wormwood, and vast numbers of the people died from drinking the water, because it had become bitter.
Hebrews 12:15
Be carefully on your guard lest there be any one who falls back from the grace of God; lest any root bearing bitter fruit spring up and cause trouble among you, and through it the whole brotherhood be defiled;
Revelation 8:7
The first blew his trumpet; and there came hail and fire, mixed with blood, falling upon the earth; and a third part of the earth was burnt up, and a third part of the trees and all the green grass.
Treasury of Scripture Knowledge
Summary
And the name of the star is called Wormwood: and the third part of the waters became wormwood; and many men died of the waters, because they were made bitter.
Wormwood
Bible References
Wormwood
Hebrews 12:15
Be carefully on your guard lest there be any one who falls back from the grace of God; lest any root bearing bitter fruit spring up and cause trouble among you, and through it the whole brotherhood be defiled;