There are infinite chapters which relates to the truth of Maha Shivratri Parv, Kaal Sarp Dosh Niwaran Puja is performed on the day, Puja perform to restrict the indifferent indications from malefic yoga resulted from varying positions of planet in zodiac, Dukh Shoka niwaran Puja is performed on the day, to eradicate the sorrows of life-adoration of day may prove fruitful to devotees, prayer to enlighten the inner self is performed on the day, evening Puja matters the Most,
May Lord Bless all,
Thanks please