Skandapurana 6.3.227.35

6.3.227.35

snātvā tīrthābhigamanaṃ haviṣyaikānnabhojanam .
varjayetpatitālāpaṃ bahubhāṣaṇameva ca .. 227.35 ..

approaching the sacred ford after bathing, eating single meals of sacrificial food (haviṣya), / he should avoid talking with fallen persons, as well as much chatter;