Rubai
Rubaaii is the genre of Urdu nazm poetry which comprises 4 lines with the first. second and fourth lines having the same rhyming words. 24 metres are prescribed for writing Rubaaii. A Rubaaii may have all the lines in any one of these metres or each line in different metres.
Prominent Scholar/ Known for compiling the Diwan-e-Ghalib according to chronological order