If an accused is acquitted on the ground that at the time at which he is alleged to have committed an offence he was by reason of unsoundness of mind incapable of knowing the nature of the act as constituting the offence or that it was wrong or contrary to law²⁰²⁰by operation of section 84 of the Penal ²⁰²⁰Code^2020·2021,²⁰²¹Code 1871,²⁰²¹ the finding must state specifically whether he or she ²⁰²¹committed the act or not.