Civil Code § [1199.]

Section Eleven Hundred and Ninety-nine. The evidence taken under the preceding section must satisfactorily prove to the officer the following facts:

One—The existence of one or more of the conditions mentioned therein; and,

Two—That the witness testifying knew the person whose name purports to be subscribed to the instrument as a party, and is well acquainted with his signature, and that it is genuine; and,

Three—That the witness testifying personally knew the person who subscribed the instrument as a witness, and is well acquainted with his signature, and that it is genuine; and,

Four—The place of residence of the witness.