עָמֵק

But they do not know that the dead are there, that her guests are in the depths of Sheol.

You will no longer see the insolent, a people whose speech is unintelligible, who stammer in a language you cannot understand.

For you are not being sent to a people of unfamiliar speech or difficult language, but to the house of Israel—

…not to the many peoples of unfamiliar speech and difficult language whose words you cannot understand. Surely if I had sent you to them, they would have listened to you.