And We send down in Quran that which is a healing and a mercy to the believers; and it adds loss only to the unjust.[17:82]
It is narrated on the authority of Yahya b. Ya'mur that when Ma'bad discussed the problem pertaining to Divine Decree, we refuted that. He (the narrator) said: I and Humaid b. Abdur-Rahman Himyari argued. And they carried on the conversation about the purport of the hadith related by Kahmas and its chain of transmission too, and there is some variation of words.