Matsyapurana 33.25

33.25

*yayātiruvāca
pūro tvaṃ pratipadyasva pāpmānaṃ jarayā saha
tvaṃ me priyataraḥ putras tvaṃ varīyān bhaviṣyasi //

Yayâti then put the same proposal to his son, Puru, and said that by carrying it out he would be the dearest of all his sons. He had been visited with that untimely and formidable old age, and had not been able to satisfy his desires. He would therefore restore him his bloom of youth after ten centuries.—25-27.