Garudapurana 1.60.21

1.60.21

caraṇasyena ṛkṣeṇa alpāyurjāyate naraḥ /
vidaśagamanaṃ jānau guhyasthe paradāravān //

A man becomes short-lived through the mansion on the feet;
[with it] on the knee, travel to foreign lands; when stationed on the privates, he takes another's wife;