By the way your husband’s recent illness may have been at the Buddha’s discretion. This is because it is preached in the Vimalakirti Sūtra and the Nirvana Sūtra that a sick person will indeed attain Buddhahood. This means that the desire to attain Buddhahood begins to appear while one worries about one’s sickness, doesn’t it?

Myōshin-ama Gozen Gohenji, A Response to My Lady, the Nun Myōshin Writings of Nichiren Shōnin, Volume 7, Followers II, Pages 103