'Downfall' in the Bible

Ahaziah’s downfall came from God when he went to Joram. When Ahaziah arrived, he went out with Joram to meet Jehu son of Nimshi, whom the Lord had anointed to destroy the house of Ahab.

You say, See, I have overcome Edom; and your heart is lifted up with pride: now keep in your country; why do you make causes of trouble, putting yourself, and Judah with you, in danger of downfall?

But when he became strong his heart was lifted up to his downfall; and he transgressed against Jehovah his God, and went into the temple of Jehovah to burn incense upon the altar of incense.

He sacrificed to the gods of Damascus which had defeated him; he said, “Since the gods of the kings of Aram are helping them, I will sacrifice to them so that they will help me.” But they were the downfall of him and of all Israel.