<Li> as - Shaheed,' the witness' (Quran 33: 45); </Li> <Li> al - Mubashir,' the bearer of good tidings' (Quran 11: 2); </Li> <Li> an - Nathir,' the warner' (Quran 11: 2); </Li> <Li> al - Mudhakkir,' the reminder' (Quran 88: 21); </Li>

Who was the founder of islam and what were his teachings