Rubuta ci gaba ga wannan sakin layi - A shekara ta 1663, ya shiga rundunar sojojin Venetian kuma ya yi yaƙi a yakin Turkiyya. Bayan shekara guda, ya yi yaƙi a yaƙin St. Gotthard
Ka yi haƙuri. A cikin 1665, ya ajiye makamansa, ya shiga Benedictine Rheinau Abbey kuma ya karɓi ƙananan umarni. A shekara ta 1666, an nada shi coadjutor na sarkin bishop na Fulda. A cikin 1668, ya kuma zama coadjutor na Kempten Abbey. A cikin 1671, ya zama Yarima-Bishop a Fulda kuma coadjutor a cikin Abbey na Michaelsberg a Siegburg.