Verses with the word thistle in the Old Testament (3 verses):

2 Kings 14:9
And Jehoash the king of Israel sent to Amaziah king of Judah, saying, The thistle that was in Lebanon sent to the cedar that was in Lebanon, saying, Give thy daughter to my son to wife: and there passed by a wild beast that was in Lebanon, and trode down the thistle.

2 Chronicles 25:18
And Joash king of Israel sent to Amaziah king of Judah, saying, The thistle that was in Lebanon sent to the cedar that was in Lebanon, saying, Give thy daughter to my son to wife: and there passed by a wild beast that was in Lebanon, and trode down the thistle.

Hosea 10:8
The high places also of Aven, the sin of Israel, shall be destroyed: the thorn and the thistle shall come up on their altars; and they shall say to the mountains, Cover us; and to the hills, Fall on us.