King James Bible
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.

New King James Version
not to many people of unfamiliar speech and of hard language, whose words you cannot understand. Surely, had I sent you to them, they would have listened to you.

American Standard Version
not to many peoples of a strange speech and of a hard language, whose words thou canst not understand. Surely, if I sent thee to them, they would hearken unto thee.

Berean Study Bible
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.

Douay-Rheims Bible
Nor to many nations of a strange speech, and of an unknown tongue, whose words thou canst not understand: and if thou wert sent to them, they would hearken to thee.

English Revised Version
not to many peoples of a strange speech and of an hard language, whose words thou canst not understand. Surely, if I sent thee to them, they would hearken unto thee.

World English Bible
not to many peoples of a strange speech and of a hard language, whose words you can not understand. Surely, if I sent you to them, they would listen to you.

Young's Literal Translation
not unto many peoples, deep of lip and heavy of tongue, whose words thou dost not understand. If I had not sent thee unto them -- they, they do hearken unto thee,

Ezekiel 3:6 Additional Translations ...