Wormwood

Proverbs 5:4 - But her end is bitter as wormwood, sharp as a twoedged sword.
Jeremiah 9:15 - Therefore thus saith the LORD of hosts, the God of Israel; Behold, I will feed them, even this people, with wormwood, and give them water of gall to drink.
Jeremiah 23:15 - Therefore thus saith the LORD of hosts concerning the prophets; Behold, I will feed them with wormwood, and make them drink the water of gall: for from the prophets of Jerusalem is profaneness gone forth into all the land.
Lamentations 3:19 - Remembering mine affliction and my misery, the wormwood and the gall.
2 Timothy 3:1 - This know also, that in the last days perilous times shall come.
Revelation 8:10 - And the third angel sounded, and there fell a great star from heaven, burning as it were a lamp, and it fell upon the third part of the rivers, and upon the fountains of waters;

Revelation 8:11 - 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.