Skanda Purana — Kashi Khanda, Shloka 49
नाश्नंतीं स्त्रीं समीक्षेत तेजस्कामो द्विजोत्तमः । असंतर्प्य पितॄन्देवान्नाद्यादन्नं नवं क्वचित्
nāśnaṃtīṃ strīṃ samīkṣeta tejaskāmo dvijottamaḥ | asaṃtarpya pitṝndevānnādyādannaṃ navaṃ kvacit
欲求灵光之最胜二生者，不应注视女子进食之时。且未先供养并令祖灵（Pitṛ）与诸天（Deva）满足之前，任何时候都不应食用新制之食。
Skanda
Tirtha: Gaṅgā-ghāṭas of Kāśī (tarpaṇa context)
Type: ghat
Listener: Śaunaka and ṛṣis (frame)
Scene: At a Gaṅgā-side ghat in Kāśī, a dvija performs tarpaṇa with water in cupped hands, then offers a small portion of fresh cooked food to devas and pitṛs; nearby, a household scene shows respectful distance and restraint around someone eating.
FAQs
Tejas is protected by modesty and reverence: honor the divine and the ancestors first, and keep disciplined senses in daily life.
Kāśī is the setting (Kāśīkhaṇḍa), where ancestor rites and daily purity are treated as especially potent.
Tarpana/satisfaction of Pitṛs and Devas before eating freshly cooked food.