पूर्वमेव मया प्रोक्तं राम किं नावबुध्यसे ।पूवापरविचारार्हा शेमुषी क्व गता तव
In plain words
Vasiṣṭha said: This was told by me before, Rāma; why do you not understand? Where has your intelligence gone — the intelligence fit to weigh what precedes against what follows?