A Hasidic dad from Brooklyn whose body was dismembered and dumped by Colombian thugs was in South America to meet a potential new wife, a close pal told The Post. Nachum Israel Eber, 51, a member of the Boro Park Belz Hasidic community, was found dismembered inside a bloody wardrobe that was dumped on a street in Bogota on Sunday. Colombian authorities and media mistook the visitor from the Big Apple as a rabbi — though his friends say he was a building developer and plumber. “It’s a terrible