Nitnem comprises daily morning prayers in Sikhism, vital for spiritual discipline. It includes Japji Sahib, Jaap Sahib, Tav-Prasad Savaiye, Chaupai Sahib, Anand Sahib, Rehras Sahib (evening prayer), and Kirtan Sohila (bedtime prayer). Sikhs recite these hymns to begin their day with spiritual focus and connection to Waheguru, fostering discipline and devotion.