Kurma Purana — Uttara Bhaga, Shloka 28
Bhojana-vidhi and Nitya-karman: Directions for Eating, Prāṇa-Oblations, Sandhyā, and Conduct Leading to Apavarga
नोत्तराभिमुखः स्वप्यात् पश्चिमाभिमुखो न च / न चाकाशे न नग्नो वा नाशुचिर्नासने क्वचित्
nottarābhimukhaḥ svapyāt paścimābhimukho na ca / na cākāśe na nagno vā nāśucirnāsane kvacit
不可北向而卧，亦不可西向而卧；不可露天仰卧于苍穹之下，不可裸身而眠；不净之时不可就寝，亦不可卧于不洁之座。
Traditional dharma-instruction narrative voice (Purāṇic teaching transmitted by the sages; framed within the Kurma Purana’s discourse tradition)
Primary Rasa: shanta
Secondary Rasa: bhayanaka
FAQs
Indirectly: it teaches that spiritual realization is supported by disciplined conduct (ācāra) and purity (śauca), which steady the mind for contemplation of the Self.
Foundational yogic restraints: regulating posture/seat (āsana in the sense of a clean support), maintaining bodily purity, and avoiding distracting or inauspicious conditions—preparatory supports for dhyāna and mantra practice in the Kurma Purana’s yogic ethos.
By emphasizing shared dharmic discipline rather than sectarian markers: the Purana’s Shaiva-Vaishnava synthesis often rests on common yogic-ethical observances that prepare one for devotion to Īśvara, whether praised as Shiva or as Vishnu (Kurma).