This is a discussion a person had with Imam Jafar As Sadiq. He was a polymath: an astronomer, alchemist, Imam, Islamic scholar, Islamic theologian, writer, philosopher, physician, physicist and scientist. He was also the teacher of the father of Chemistry, Jabir ibn Hayyan (Geber). Several such discussions with Imam Jafar, on the evidence for the existence of God have been recorded more notably Hadith Mufaddal and Hadith Halila.