al-Zuhri ابن شهاب الزهري‎, محمد بن مسلم · Chapters On Al-Qadar

"Every child is born upon the Millah, then his parents make him a Jew, a Christian, or an idolater." It was said: "O Messenger of Allah! What about those who die before that?" He said: "Allah knows best what they would have done." [Another chain) with similar in meaning, and he said: "Born upon the Fiirah."

"Nothing turns back the Decree except supplication, and nothing increases the life-span except righteousness."

'A slave (of Allah) shall not believe until he believes in four: The testimony of La Ilaha Illallah, and that I am the Messenger of Allah whom He sent with the Truth, and he believes in the death, and he believes in the Resurrection after death, and he believes in Al-Qadar." Another chain reports a similar narration.