Career
He became a Bahá"í in 1941 and was elected as secretary of the National Spiritual Assembly, which he remained until 1959. In October 1957, Ferraby was appointed a Hand of the Cause of God by Shoghi Effendi. From 1959 to 1963, he served as one of the nine Custodians at the Bahá"í World Centre in Haifa, Israel.