Natyashastra
निर्व्यूहकुहरोपेतं नानाग्रथितवेदिकम् । नानाविन्याससंयुक्तं चित्रजालगवाक्षकम् ॥ ७७॥
The stage should be equipped with a structure resembling a labyrinth (nirvyūhakuhara) and a varied altar (grathita-vedika). It should be adorned with various arrangements (vinyaasa) and a decorative net (citra-jaala) along with windows or openings (gavaakṣaka), adding to its intricate design.
english translation
nirvyUhakuharopetaM nAnAgrathitavedikam । nAnAvinyAsasaMyuktaM citrajAlagavAkSakam ॥ 77॥
hk transliteration by Sanscript