सर्वे all of them, अथ thereafter, वासान् their camps, परित्यज्य leaving, तं स्वनम् that sound, अभिमुखाः towards, एकमनसः अपि with only one thought in their minds, यथास्थानम् from their respective places, प्रधाविताः ran, जग्मुः went.

Then all of them left their camps with one single thought (of seeing Rama) in their minds and ran in the direction from where that sound emanated.