Natyashastra
एकीभूताः पुनश्चैताः प्रयोक्तव्याः प्रयोक्तृभिः । पार्षदं देशकालौ वाप्यर्थयुक्तिमवेक्ष्य च ॥ ५४॥
Once united, these should again be used by the practitioners, considering the context, time, and place, as well as the appropriate meaning.
english translation
ekIbhUtAH punazcaitAH prayoktavyAH prayoktRbhiH । pArSadaM dezakAlau vApyarthayuktimavekSya ca ॥ 54॥
hk transliteration by Sanscript