New King James Version
And all who heard Him were astonished at His understanding and answers.

King James Bible
And all that heard him were astonished at his understanding and answers.

American Standard Version
and all that heard him were amazed at his understanding and his answers.

Berean Study Bible
And all who heard Him were astounded at His understanding and His answers.

Douay-Rheims Bible
And all that heard him were astonished at his wisdom and his answers.

English Revised Version
and all that heard him were amazed at his understanding and his answers.

World English Bible
All who heard him were amazed at his understanding and his answers.

Young's Literal Translation
and all those hearing him were astonished at his understanding and answers.

Luke 2:47 Additional Translations ...