Once upon a time, the Rishis, having assembled together, proceeded to the western Prabhasa. They held a consultation there which resulted in a determination on their part to sojourn to all sacred waters on Earth.
ऋषयः समेताः पश्चिमे वै प्रभासे समागता मन्त्रममन्त्रयन्त। चराम सर्वां पृथिवीं पुण्यतीर्थो तन्नः कामं हन्त गच्छाम सर्वे॥