They immediately made arrangements for a sacrifice in honour of Vishnu according to the Vedic ordinances. In that sacrifice, Brahman himself assigned a portion of the offerings to Vishnu.
वेददृष्टेन विधिना वैष्णवं क्रतुमाहरन्। तस्मिन् सत्रे सदा ब्रह्मा स्वयं भागमकल्पयत्॥