Verse 54

तेन भूजलवाय्वग्निसंवित्त्या समरूपया ।निर्विकारं तनुर्नीता वीतहव्यस्य राघव

In plain words

By that -- by a saṃvid made one in nature with earth, water, wind, and fire -- the body of Vītahavya, Rāghava, was brought to changelessness.