172 BE
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172 BE was the 1st year of the 10th váḥid of the 1st kull-i-shay’ of the Bahá'í Era, and the 72nd year of the 2nd century of the Bahá'í Era. 172 BE corresponds to the period between Naw-Rúz of 2015 and Naw-Rúz of 2016 of the Common Era (CE) according to the Gregorian calendar.