Mo. Rev. Stat. § 510.090
Current with changes from the 2023 Legislative Session
Every application for a continuance shall, unless the adverse party consent that it be made orally in open court, be made by motion in writing, accompanied by the affidavit of the applicant, or of some other credible person, setting forth the facts on which the application is founded.
§ 510.090, RSMo
RSMo 1939 § 1087, A.L. 1943 p. 353 § 93