Arwa al-Sulayhi
Arwa al-Sulayhi was the Hujjah in Yemen from the time of Imam al Mustansir. She appointed Dai in Yemen to run religious affairs. Ismaili missionaries Ahmed and Abadullah (in about 1067 CE (460 AH)) were also sent to India in that time. They sent Syedi Nuruddin to Dongaon to look after southern part and Syedi Fakhruddin to East Rajasthan, India.