Clement of Rome

“ Is it a small thing to the house of Judah to do these abominations which they have done? For they have filled the land with their wickedness, to provoke me to anger: and, behold, they are as those that mock. ”

“ Even your very rejoicings therefore ought to be done with fear and trembling: for a Christian who is faithful ought neither to repeat an heathen hymn nor an obscene song, because he will be obliged by that hymn to make mention of the idolatrous names of demons; and instead of the Holy Spirit, the wicked one will enter into him.
An Admonition Instructing Men to Avoid the Abominable Sin of Idolatry.
XI. You are also forbidden to swear by them, or to utter their abominable names through your mouth, and to worship them, or fear them as gods ”