Missouri Revised Statutes Title XXIX. Ownership and Conveyance of Property § 442.290. What facts certificate of proof shall set forth

(1) The fact that such subscribing witness was personally known to at least one judge of the court, or to the officer granting the certificate, to be the person whose name is subscribed to such instrument as a witness thereto or was proved to be such by at least two witnesses, whose names and places of residence shall be inserted in the certificate;

(2) The proof given by such witnesses of the execution of such instrument, and of the facts that the person whose name is subscribed to such instrument as party thereto is the person who executed the same, and that such witness subscribed his name to such instrument as a witness thereof.