Skandapurana 1.4.3.4

1.4.3.4

muditā yatra saṃtṛptā vāśaṃte kokilādayaḥ..
sadgurorjñānasaṃpannā yathā śiṣyagaṇā bhuvi.. 5.4 ..

where cuckoos and other birds sing joyfully and contentedly,
just as groups of disciples on earth do, endowed with knowledge from a good teacher;