Svāyambhuva Manu, the husband of Śatarūpā, was by nature not at all attached to enjoyment of the senses. Thus he gave up his kingdom of sense enjoyment and entered the forest with his wife to practice austerities.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
विरक्तः कामभोगेषु शतरूपापतिः प्रभुः । विसृज्य राज्यं तपसे सभार्यो वनमाविशत्
viraktaḥ kāmabhogeṣu śatarūpāpatiḥ prabhuḥ | visṛjya rājyaṃ tapase sabhāryo vanamāviśat
SB 8.1.7