pirAn! un perumai piRar Ar aRivAr?
urAy ulagaLandha njAnRu - varAgaththu
eyiRRu aLavu pOdhAvARu en kolO? enthai
adikkaLavu pOndha padi 

Meaning:

pirAn 				- O! Lord
ulagu aLandha nAnRu 		- when You measured the worlds
urAy 				- without effort,
padi 				- this world
aLavu pOndha 			- matched
adikku 				- the divine feet
endhai 				- of my Lord;
en kol 				- how is it (that the same world)
pOdhA ARu 			- was insufficient
eyiRu aLavu 			- for even a part of Your tusk
varAgaththu 			- when You took the Varaha form?
piRar Ar aRivAr 		- Other than You who can know
un perumai 			- Your greatness?

Vyakhyana Saram:
Azhvar says - "When Your interest in protecting is far greater than that which is protected, can anyone even try to measure it?"