The King replied: O best of the brāhmaṇas, I am very much addicted to my wife, and I am so fallen that I have abandoned all merciful behavior, even to my son, who is only five years old. I have banished him and his mother, even though he is a great soul and a great devotee.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
राजोवाच । सुतो मे बालको ब्रह्मन् स्त्रैणेनाकरुणात्मना । निर्वासितः पञ्चवर्षः सह मात्रा महान् कविः
rājovāca | suto me bālako brahman straiṇenākaruṇātmanā | nirvāsitaḥ pañcavarṣaḥ saha mātrā mahān kaviḥ
SB 4.8.65