Sheikh Nuh Keller’s Reliance of the Traveller is the first Islamic legal work translated into a European language to receive certification from the Al-Azhar University. He also possesses a number of ijazas in various disciplines, most notably as an authorized sheikh of the Shadhiliyyah Sufi order. He teaches students from his zawiyah in Jordan as well as at annual gatherings all over the world. In 2022, Keller released a translation of the Quran entitled The Quran Beheld.