Dr. Zakir Naek is wellknown Islamic Scholar ,Who preach for Islam.We should listen to his lectures and Answeres etc. https://zakirnaik.com/ Dr.Zakir Naek -Dr.Israr Ahmed R.A -Dr.Abdur Rahman Al Sudais - Mufti Maenk -Mufti Taqi Usmani - Nouman Ali Khan - Omar Suleiman -Yusuf Estes -Abdul Baqi Miftah -Maulana Tariq Jamil . -Ahmed Deedat