Mayamatam 25.85

25.85

trimukhaṃ jayakośaṃ syāt pūrṇakośaṃ caturmukham
adhiṣṭhānāṅghrivat karṇe lāṅgalākārabhittikam

with three entrances it is Jayakośa, and with four entrances it is Pūrṇakośa;
at the corners, like the pillar of the base, it has plough-shaped walls;