The Brooklyn Orthodox man brutally murdered in Colombia was reeling from the end of his one-month marriage to a teen bride — and was desperately looking for a new love when he was killed. The body of Nachum Israel Eber was found dismembered inside a bloody wardrobe that was dumped on a street in Bogota on Sunday. Yosef Matheron, a Colombian man who befriended Eber and helped translate for him, told The Post how Eber had met his 18-year-old wife before the brief union unraveled in January. Eber, 51, a member of the Boro Park Belz Hasidic community, went to South America to search for a bride after divorcing his first wife five or six years ago. They shared four kids and two grandchildren. Nuchem Eber was reeling from two failed marriages at the time he was killed. Obtained by NY Post Eber searched far and wide for a new bride , working with matchmakers in New York and Ukraine, before setting his sights on Colombia, his best friend said.…