The two pigeons became most affectionate to their children and took great pleasure in listening to their awkward chirping, which sounded very sweet to the parents. Thus with love they began to raise the little birds who were born of them.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
प्रजाः पुपुषतुः प्रीतौ दम्पती पुत्रवत्सलौ । शृण्वन्तौ कूजितं तासां निर्वृतौ कलभाषितैः
prajāḥ pupuṣatuḥ prītau dampatī putravatsalau | śṛṇvantau kūjitaṃ tāsāṃ nirvṛtau kalabhāṣitaiḥ
SB 11.7.59