Re: - Waqt-e-Firaaq bhee taaraY jagmagaye thaY raat bhar -
I know very well about Kushtagan.. because I researched on this word after coming across this sher:
Shayad tumhaiN Naseeb ho aye Kushtagaan-e-Shab
Ru-e-Ufuq pe Subhu kaY aasaar dekhnaa 
and during that I came across that farsi phrase I quoted earlier as well…