Mark 3:12 KJV
And he straitly charged them that they should not make him known.
Mark 3:12, King James Version
In context
11 And unclean spirits, when they saw him, fell down before him, and cried, saying, Thou art the Son of God.
12 And he straitly charged them that they should not make him known.
13 And he goeth up into a mountain, and calleth unto him whom he would: and they came unto him.