Jeremiah 5:15 Lo, I will bring a nation upon you from far, O house of Israel, saith the Lord: it is a mighty nation, it is an ancient nation, a nation whose language thou knowest not, neither understandest what they say. MC VC

Ezekiel 3:6 Not to many people of a strange speech and of an hard language, whose words thou canst not understand. Surely, had I sent thee to them, they would have hearkened unto thee. MC VC

1 Corinthians 14:21 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, saith the Lord. MC VC