in the cool, beautiful thiruppāṛkadal (milky ocean) —

 matching the ocean —

in the ocean having water with waves —

inside the oceanic water (where you had slept) —

 in thiruppāṛkadal (kshīrābdhi) —

 came out of thiruppāṛkadal (milk ocean) —

ŏh vĕla (subrahmaṇya)! —

 thiruppāṛkadal (kshīrābdhi – milk ocean) —

surrounded by ocean —

thiruppāṛkadal (milky ocean) —

having shore —

having waves —

having periods [during sun rise and sun set, or having the ocean which appears reddish] —

by the ocean which is having rising tides —

by ocean —

in the thirupāṛkadal (milky ocean) —

like ocean —

ocean too —

emperumān who is in thiruppāṛkadal (milky ocean) —