दक्षिणं चरणं न्यस्य वामोरूपरि योगवित् । याम्योरूपरि वामं च पद्मासनमिदं विदुः
dakṣiṇaṃ caraṇaṃ nyasya vāmorūpari yogavit | yāmyorūpari vāmaṃ ca padmāsanamidaṃ viduḥ
Знающий йогу кладёт правую стопу на левое бедро, затем левую стопу — на правое бедро; это, говорят ведающие йогу, есть Падмасана, поза Лотоса.
Skanda
Correct posture is a foundation for yoga—discipline of the body supports concentration and dharmic practice.
Kāśī is the setting of the Kāśīkhaṇḍa; the verse itself gives yogic method rather than naming a particular tīrtha.
The prescribed practice is Padmāsana: right foot on left thigh, left foot on right thigh.