tathānyasyāṁ vibhīṣaṇaḥ

tasya-his; yaksa-patih-the king of the Yaksas; devah-demigod; kuberah-Kuvera; tu-and; idavida-of Idavida; sutah-son; ravanah-Ravana; kumbhakarnah-Kumbhakarna; ca-also; tatha-so; anyasyam-in the other; vibhisanah-Vibhisana.