1) Poetic rhythm 
Chhand (ਛੰਦ , چهند, छंद) is a quatrain used in the poetic traditions of North India and Pakistan. ==Chhands in culture== In the culture of the northwestern part of the Indian subcontinent, it is customary for chhands to be recited at ceremonial occasions such as weddings, where they are used by grooms to praise their in-laws. Forme...