And the infidels said why the Quran was not sent down on them all at once? We have thus sent it down gradually that We may strengthen your heart there with and We recited it with gradual recitation.[25:32]
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.
