Natyashastra
रङ्गपीठं ततः कार्यं विधिदृष्टेण कर्मणा । रङ्गशीर्षस्तु कर्तव्यं षड्दारुकसमन्वितम् ॥ ६८॥
The stage (rṅga-pīṭha) should then be constructed according to the prescribed ritual actions. The stage's head (rṅga-śīrṣa) must be made, adorned with six wooden pillars.
english translation
raGgapIThaM tataH kAryaM vidhidRSTeNa karmaNA । raGgazIrSastu kartavyaM SaDdArukasamanvitam ॥ 68॥
hk transliteration by Sanscript