Highlights from Nampil̤l̤ai's Vyākhyānam as Documented by Vadakkuth Thiruvīḍhip Pil̤l̤ai
thunbam ... - Being the controller of puṇya/pāpa karma (virtues and vices) which cause happiness/joy.
ulagaṅgazhum Āy - Explains the world where such puṇya/pāpa are earned. Also explains the abode of enjoyment.
inbam il vem naragāgi - Being the controller of