Anandakanda 1.26.203

1.26.203

caturaśrā ca kuḍyena veṣṭitā mṛṇmayena sā /
ekabhittau careddvāraṃ vitastyābhogasaṃyutam //

and square, enclosed by a clay wall;
in one wall one should make a doorway with an opening of a span;