Skanda Purana — Kashi Khanda, Shloka 85
गंगायां च सकृत्स्नातो हयमेधफलं लभेत् । तर्पयंश्च पितॄंस्तत्र तारयेन्नरकार्णवात्
gaṃgāyāṃ ca sakṛtsnāto hayamedhaphalaṃ labhet | tarpayaṃśca pitṝṃstatra tārayennarakārṇavāt
ガンガーでただ一度沐浴するだけでも、アシュヴァメーダ（Aśvamedha）祭の果報を得る。さらにそこで祖霊にタルパナ（tarpaṇa）を捧げれば、地獄の大海より彼らを渡らせる。
Skanda (deduced, Kāśīkhaṇḍa context)
Tirtha: Gaṅgā (Kāśī)
Type: ghat
Scene: A pilgrim bathes in Gaṅgā at a Kāśī ghāṭa; beside him he offers tarpaṇa—water streams through fingers; above, ancestors appear relieved, rising from a dark ocean-like abyss into light.
FAQs
The Gaṅgā concentrates immense sacrificial merit; simple, sincere rites there can equal grand Vedic sacrifices and aid one’s ancestors.
The Gaṅgā (especially the bathing and tarpaṇa context associated with Kāśī’s riverfront).
Sakṛt-snānā (bathing even once) in the Gaṅgā, and pitṛ-tarpaṇa (water oblations to ancestors) performed there.