Matsyapurana 24.58

24.58

jarābhibhūtaḥ putrān sa rājā vacanamabravīt
yaduṃ pūruṃ turvasuṃ ca druhyuṃ cānuṃ ca pārthivaḥ //

Once upon a time the king grew aged and was deprived of the vigour of youth. Finding himself infirm, he summoned his sons Yadu, Anu, Turvasu, Druhya, and Puru and said to them, "Sons! I wish to become young again and carry on amorous frolics with damsels, you come to my succour."—57-59.