'Unfaithful' in the Bible

And it came about in King Rehoboam’s fifth year, because they had been unfaithful to the Lord, that Shishak king of Egypt came up against Jerusalem

But when he became strong, his heart was so proud that he acted corruptly, and he was unfaithful to the Lord his God, for he entered the temple of the Lord to burn incense on the altar of incense.

They opposed Uzziah the king and said to him, “It is not for you, Uzziah, to burn incense to the Lord, but for the priests, the sons of Aaron who are consecrated to burn incense. Get out of the sanctuary, for you have been unfaithful and will have no honor from the Lord God.”

For the Lord humbled Judah because of Ahaz king of Israel, for he had brought about a lack of restraint in Judah and was very unfaithful to the Lord.

Now in the time of his distress this same King Ahaz became yet more unfaithful to the Lord.

For our fathers have been unfaithful and have done evil in the sight of the Lord our God, and have forsaken Him and turned their faces away from the dwelling place of the Lord, and have turned their backs.

Do not be like your fathers and your brothers, who were unfaithful to the Lord God of their fathers, so that He made them a horror, as you see.

Furthermore, all the officials of the priests and the people were very unfaithful following all the abominations of the nations; and they defiled the house of the Lord which He had sanctified in Jerusalem.