Career
He himself became a preacher at a mosque in Najafábádaughter In 1851, he became a Bábí (follower of The Báb), and began teaching his newfound faith in his hometown. lieutenant soon became a stronghold of the Bábí faith. in the mid-1850s, when Jináb-i-Bahá (later named Bahá"u"lláh) returned to Baghdad from his two-year absence in Sulaymáníyyih, Zaynul-Ábidín met him and became more strongly confirmed in his faith.
Bahá"u"lláh gave him the surname "Zaynul-Muqarrabín" which means "the Ornament of the Near Ones".
Zaynul-Muqarrabín provided them with leadership and guidance and continued to transcribe the Tablets of Bahá"u"lláh that arrived from Akká on their way to Iran. in Dhu"l-hijjah 1302 Animal Husbandry (September-October 1885 AD) Bahá"u"lláh gave him permission to come Akká where he continued serving faithfully until the end of his life in 1903.