In 1537, in a letter to the Swedish king, he wrote: “While God is guiding my studies, I will try, as I earlier have initiated, to continue to translate the New Testament into the language of the Finnish people. ”
Aastal 1537 mainis ta kirjas Rootsi kuningale: „Seni, kuni ma Jumala juhatusel oma õpinguid jätkan, üritan minna edasi juba varem alustatud Uue Testamendi tõlkimisega soome rahvakeelde. ”