(in truth) lacking in the qualities of being a deity —

 was afraid because of thinking that ḥe is the supreme lord. —

 being purest who cannot be known by even dhĕvas, —

among (ādhithya, indhra et al) dhĕvathās (celestial entities) standing as vishṇu and as upĕndhra —

bhāgavathas who are bhūsuras (celesital beings of this world) —

 dhĕvathās (noble celestials) and dhānavas (demons) —

to emperumān who is the lord of brahmā, rudhra et al —

 as dhĕvādhi dhĕvan —

for the dhĕvas (celestial beings) starting with brahmā et al —

for the god of gods —

 being the lord —

 lord —

with divine form —

para dhĕvathā-s (supreme lord-s) —

he is famously called as the lord of all dhĕvas (celestial entities) —

supreme being —

master of nithyasūris —

being the one with divine form —

īṣvara who is the abode of all auspicious qualities —

 sarvĕṣvaran —