Natyashastra
वैहायसकसंयुक्तं तेनापि च विवर्जितम् । त्रिष्वङ्गेष्ववरं ज्ञेयं परं स्याद्द्वादशस्वपि ॥ २०७॥
Even when combined with the Vaihāyasaka, it may be omitted. In the three limbs, the minimum is known, and the maximum may reach twelve.
english translation
vaihAyasakasaMyuktaM tenApi ca vivarjitam । triSvaGgeSvavaraM jJeyaM paraM syAddvAdazasvapi ॥ 207॥
hk transliteration by Sanscript