तस्य by the, निर्याणघेषेण sounds that emerged at departure, नर्दताम् roaring, राक्षसानांच Rakshasas also, लङ्कायाम् in Lanka, सर्वभूतानि all beings, विकृतैः unnatural way, स्वरैः tone, विनेदुः shrieked.

By the sounds of roaring that emerged at the departure of the Rakshasas all beings of Lanka shrieked in unnatural ways.