Al-Janad Mosque
It is considered the oldest surviving and the first mosque in Yemen built during the beginning of Islam , established by Muadh ibn Jabal who was sent by the Islamic prophet Muhammad to Yemen to teach its people and the provisions regarding the religion and spend among them in accordance with Sharia in the year 6 AH ( 628 CE ) . 
<triplet> Muadh ibn Jabal <subj> Islam <obj> religion <triplet> Muhammad <subj> Islam <obj> religion