16 But after Uzziah became powerful, his pride led to his downfall. He was unfaithful to the LORD his God, and entered the temple of the LORD to burn incense on the altar of incense.

Read 2 Chronicles 26:16 Using Other Translations

But when he was strong, his heart was lifted up to his destruction: for he transgressed against the LORD his God, and went into the temple of the LORD to burn incense upon the altar of incense.
But when he was strong, he grew proud, to his destruction. For he was unfaithful to the LORD his God and entered the temple of the LORD to burn incense on the altar of incense.
But when he had become powerful, he also became proud, which led to his downfall. He sinned against the LORD his God by entering the sanctuary of the LORD ’s Temple and personally burning incense on the incense altar.