Srimad-Bhagavatam - Canto 2 Chapter 3 Text 24
tad asma-saram hrdayam batedam
yad grhyamanair hari-nama-dheyaih
na vikriyetatha yada vikaro
netre jalam gatra-ruhesu harsah
tat -- that; asma-saram -- is steel-framed; hrdayam -- heart; bata idam -- certainly that; yat -- which; grhyamanaih -- in spite of chanting; hari-nama -- the holy name of the Lord; dheyaih -- by concentration of the mind; na -- does not; vikriyeta -- change; atha -- thus; yada -- when; vikarah -- reaction; netre -- in the eyes; jal