1 Corinthians 14:38

But if anyone is ignorant, let him be ignorant.

Surrounding context

14:37 If anyone thinks himself to be a prophet or spiritual, let him acknowledge that the things which I write to you are the commandments of the Lord.

14:38 But if anyone is ignorant, let him be ignorant.

14:39 Therefore, brethren, desire earnestly to prophesy, and do not forbid to speak with tongues.

Translation and sources