His wife later found letters written by Serravo admitting to the stabbing , confronted him .
Serravo explained that God told Serravo to sever their marriage by stabbing wife , and called police who arrested and charged Serravo .
His wife later found letters written by Serravo admitting to the stabbing , confronted him , and he explained that God told him to sever their marriage by stabbing her , and called police who arrested and charged him .