Missouri Revised Statutes Title XXXVII. Criminal Procedure § 544.590. When security deemed sufficient

Where more than one person is offered as sureties, they shall be deemed sufficient, if in the aggregate they possess the necessary qualifications. But no recognizance shall be taken unless the court or officer authorized to take the same shall be satisfied, from proof and examination on oath or otherwise, of the sufficiency of the sureties according to the requirements of this and the preceding sections.