 स कृत्वा निश्चयं विष्णुरामन्त्र्य च पितामहम्।अन्तर्धानं गतो देवै: पूज्यमानो महर्षिभि:।। 
  After Visnu had decided to incarnate and he was worshipped by devatas and maharshis he disappeared bidding farewell to Brahma.  