Srimad Bhagavatam Canto 07, Chapter 05, Text 47

SB 7.5.47

aprameyanubhavo ’yam
 akutascid-bhayo ’marah
nunam etad-virodhena
 mrtyur me bhavita na va
 
Translation by His Divine Grace A. C. Bhaktivedanta Swami Srila Prabhupada: 
 
I can see that this boy’s strength is unlimited, for he has not feared any of my punishments. He appears immortal. Therefore, because of my enmity toward him, I shall die. Or maybe this will not take place.
Srimad Bhagavatam Canto 07, Chapter 05, Text 46
Srimad Bhagavatam Canto 07, Chapter 05, Text 48