Mark 3:12

And he straitly charged them that they should not make him known.
— Mark 3:12, King James Version

In other translations

World English Bible (WEB)

He sternly warned them that they should not make him known.

American Standard Version (ASV)

And he charged them much that they should not make him known.

Young's Literal Translation (YLT)

and many times he was charging them that they might not make him manifest.