He received the Holy Orders from his relative, Prince of Sieradz and bishop of Płock, Marcin Szyszkowski, and also because of his relative he got holdings ('beneficja') in Czerwińsk (where he was an abbot) and elsewhere. In the royal court of the Polish king Sigismund III Vasa he achieved the official rank of Great Secretary, and it was then that he became a colleague of Stefan Sadorski.
He received Holy Orders from his relative, Marcin Szyszkowski, who was Prince of Sieradz and bishop of Płock. Due to kinship, he gained estates ('beneficja') in Czerwińsk (where he served as an abbot) and elsewhere. In the royal court of Polish king Sigismund III Vasa, he achieved the official rank of Great Secretary, thus becoming a colleague of Stefan Sadorski.