New King James Version
if indeed you have heard Him and have been taught by Him, as the truth is in Jesus:

King James Bible
If so be that ye have heard him, and have been taught by him, as the truth is in Jesus:

American Standard Version
if so be that ye heard him, and were taught in him, even as truth is in Jesus:

Berean Study Bible
Surely you heard of Him and were taught in Him—in keeping with the truth that is in Jesus—

Douay-Rheims Bible
If so be that you have heard him, and have been taught in him, as the truth is in Jesus:

English Revised Version
if so be that ye heard him, and were taught in him, even as truth is in Jesus:

World English Bible
if indeed you heard him, and were taught in him, even as truth is in Jesus:

Young's Literal Translation
if so be ye did hear him, and in him were taught, as truth is in Jesus;

Ephesians 4:21 Additional Translations ...