Isaiah 28:11
For with mocking lips and a foreign tongue he will speak to these people.
1 Corinthians 14:21
It is written in the law: "By people with strange tongues and by the lips of strangers I will speak to this people, yet not even in this way will they listen to me," says the Lord.
Deuteronomy 28:49
The Lord will raise up a distant nation against you, one from the other side of the earth as the eagle flies, a nation whose language you will not understand,
Isaiah 33:19
You will no longer see a defiant people whose language you do not comprehend, whose derisive speech you do not understand.
Jeremiah 5:15
The Lord says, "Listen, nation of Israel! I am about to bring a nation from far away to attack you. It will be a nation that was founded long ago and has lasted for a long time. It will be a nation whose language you will not know. Its people will speak words that you will not be able to understand.