lord, who is the controller of all —

being the cause for all entities which are controlled by time, to acquire me —

 sarvĕṣvaran, who is the controller of nithyasūris —

 Being the reason/source for indhra and brahmā, —

the causal lord who is present as one —

he, the causal lord —

one who is the cause for sustenance —

for the one who is explicitly explained in —

leader —

being the prime cause —

having the greatness of being their leader —

being the three types of causes viś nimiththa (efficient), upādhāna (material) and sahakāri (ancillary) kāraṇa (causes) himself —

being the singular cause —

emperumān who is the root cause of time and everything, —

ḥe is the foremost of the three gods. —

being the causal entity —

having the greatness of being the singular cause for all worlds —

the primary lord whose distinguished incarnations are revealed in vĕdham [as said in purusha sūktham -ajāyamāna:-- (the unborn, assumes many births) etc] —

the sarvĕshwaran who is the cause of such things —