Kurma Purana — Uttara Bhaga, Shloka 36
Aśauca-vidhi — Rules of Birth/Death Impurity, Sapinda Circles, and Śrāddha Sequence
त्रिरात्रमसपिण्डेषु स्वगृहे संस्थितेषु च / एकाहं चास्ववर्ये स्यादेकरात्रं तदिष्यते
trirātramasapiṇḍeṣu svagṛhe saṃsthiteṣu ca / ekāhaṃ cāsvavarye syādekarātraṃ tadiṣyate
对于非同一“萨品达”(sapiṇḍa)的亲属，以及死亡发生在自家同住之人中者，所规定的不净期为三夜。若是自己的尊长、如师长之属，则为一日；其余诸人，则以一夜为适当。
Sūta (narrator) relaying the dharma-teaching as given in the Kurma Purana’s śrāddha/aśauca context
Primary Rasa: shanta
Secondary Rasa: karuna
FAQs
This verse is primarily a dharma-vidhi about aśauca (ritual impurity) durations; indirectly, it supports Atman-oriented discipline by regulating purity and social duties so that one can return to śrāddha, japa, and contemplative practice without disorder.
No specific yoga technique is taught here; the emphasis is on preparatory dharma—observing prescribed aśauca periods—so that later Vedic rites, mantra-japa, and (in the Kurma Purana’s broader vision) Pāśupata-style sādhana can be undertaken in a state of ritual and mental order.
It does not directly address Śiva–Viṣṇu theology; its contribution is practical dharma. In the Kurma Purana’s synthesis, such dharma observances form the shared foundation upon which both Vaiṣṇava devotion and Śaiva (Pāśupata) discipline are cultivated.