According to astrologers, worshipping Lord Shiva ends the effect of Kalsarp and Pitru Dosh. For this, worship Lord Shiva with devotion on Monday. Also, recite Pitru Stotra during worship. The ancestors are pleased by reciting this stotra. Their blessings shower on the devotee. Let's know-

Ancestral armor

Kṛṇushva Paaj: Prasitim Na Prithvim Yahi Rajev Amvan Ibhen.

Trishvim anu prasitim drunaano asta asi vidhya rakshasah tapishthaih.

Tav Bhramasa Ashuya Patantyanu Sprish Dhrishta Shoshuchanah.

Tapunshyagne Juhva Patangan Sandito Visrija Vishva-Gulkah.

Prati spasho visarja turnitamo bhava payu-rvisho asya adbadh.

Yo Na Doore Aghashanso Yo Antyagne Makishte Vyathira Dadharshith.

उदग्ने तिष्ठ प्रत्या-तनुष्व न्यमित्रान ऽोषतात तिगमहेते.

Yo No Aratim Samidhan Chakra Neecha Tan Dhakshyat San Na Suksham.

Urdhvo bhava prati vidhyaadhi asmat aavih krinushva daivyanyagne.

Ava Sthira Tanuhi Yaatu-Junam Jamim Ajamim Pramrinihi Shastriun.

Ganga Stotra

Om Namah Shivayai Gangayai, Shivdayai Namo Namah.

Namaste Vishnu-Rupiniyai, Brahma-Murtyai Namostu Te.

Namaste Rudra-Rupiniyai, Shankaryai Te Namo Namah.

Sarva-Dev-Swarupinya, Namo Bheshaj-Murttaye.

Sarvasya sarva-vyadhinam, bhishak-shresthyai namostu te.

Sthaasnu-jangam-sambhut-vish-hantryai namostu te.

Samsara-vish-nashiniyai, jeevanayai namostu te.

Tap-Tritya-Samhantryai, Pranashyai Te Namo Namah.

Shanti-santana-karinyayi, Namaste pure-murtaye.

Sarva-sanshudhi-karinyayi, namah papaari-murttaye.

Bhukti-mukti-pradayinyai, bhadradayai namo namah.

Bhogopbhog-dayinyai, bhog-vatyai namostu te.

Mandakinyai Namastestu, Swargadayai Namo Namah.

Namasterailokya-bhushayai, tri-pathayai namo namah.

Namastri-shukla-sansthaayai, kshama-vatyai namo namah.

Tri-hutashan-sansthaayai, tejo-vatyayi namo namah.

Nandayai Linga-Dharinyai, Sudha-Dharatmane Namah.

Namaste Vishva-Mukhayai, Revatyai Te Namo Namah.

Namastestu to the great, Namastestu to the people.

Namaste Vishwamitrayai, Nandinyai Te Namo Namah.

Prithvyai Shivamritayai Cha, Su-Vrishayai Namo Namah.

Parapara-shatadhayai, tarayai te namo namah.

Paash-jaal-nikrantinayai, abhinayai namostu te.

Shantaayai cha sanyariyaayi, varadaayai namo namah.

Ugraayai sukh-jagdhyai cha, sanjivinyai namostu te.

Brahmishthaayai-Brahmadaayai, Duritaghnyai Namo Namah.

Pranatarti-prabhanjajinyai, Jagmatre namostu te.

Sarvapat-Prati-Pakshaayai, Mangalayai Namo Namah.