7 Bible Verses about Unknown Languages

When Israel went out of Egypt, the house of Jacob from a people of strange language;

The LORD shall bring a nation against you from afar, from the end of the earth, as swift as the eagle flies; a nation whose tongue you shall not understand;

Lo, I will bring a nation upon you from afar, O house of Israel, says the LORD: it is a mighty nation, it is an ancient nation, a nation whose language you know not, neither understand what they say.

For with stammering lips and another tongue will he speak to this people.

In the law it is written, With men of other tongues and other lips will I speak unto this people; and yet for all that will they not hear me, says the Lord.

You shall not see a fierce people, a people of a more obscure speech than you can perceive; of a stammering tongue, that you can not understand.

For you are not sent to a people of foreign speech and of a hard language, but to the house of Israel; Not to many people of foreign speech and of a hard language, whose words you can not understand. Surely, had I sent you to them, they would have hearkened unto you.