Matsyapurana 140.87

140.87

idaṃ svastyayanaṃ puṇyam idaṃ puṃsavanaṃ mahat
idaṃ śrutvā paṭhitvā ca yānti rudrasalokatām //

One who reads an account of this victory of the conquering Lord Śiva gets victory and success in all actions by the grace of Śiva One who will repeat this at the time of the offerings made to the manes (Śrâddha) before the Brâhmaṇas, will reap the benefits of all the sacrifices and endless merits. The narration of this sacred account is the best Svastâyana (the way to safety) and causes the birth of a male-child, one who will read or hear it will go to the realm of Śiva where he will have everlasting happiness—85-87