Aśauca-vidhi (Rules of Impurity) within Śrāddha-kalpa — Chapter on Testing/Selecting Brahmanas and Honoring the Atithi
वानप्रस्थाय कुर्वाणः पूजामात्रेण तुष्यते / गृहस्थं भोजयेद्यस्तु विश्वेदेवास्तु पूजिताः
vānaprasthāya kurvāṇaḥ pūjāmātreṇa tuṣyate / gṛhasthaṃ bhojayedyastu viśvedevāstu pūjitāḥ
林栖者(vānaprastha)仅以礼拜供奉便得满足;而供养居家者(gṛhastha)用食之人,即是供奉了诸“毗湿维天”(Viśvedeva)。