From THE BOOK OF ACTS :

ACTS 1:1 "I SPEAK FOR NO ONE BUT MYSELF."

ACTS: 26:25 I AM NOT MAD, BUT SPEAK FORTH THE WORDS OF TRUTH AND SOBERNESS.

 ACTS: 5:39 "BUT IF IT BE OF GOD YE CANNOT OVERTHROW IT."

ACTS 5:42 "THEY CEASED NOT TO TEACH."