There was a highly intelligent king of Koshala, named Vasumanas. On a certain occasion he questioned the great wise sage Brihaspati.
राजा वसुमना नाम कौसल्यो धीमतां वरः। महर्षि किल पप्रच्छ कृतप्रज्ञं बृहस्पतिम्॥