The Great Epic of the Bhārata dynasty 1.185.18

1.185.18

pāṇḍurhi rājā drupadasya rājñaḥ priyaḥ sakhā cātmasamo babhūva |
tasyaiṣa kāmo duhitā mameyaṃ snuṣā yadi syāditi kauravasya || 18 ||

"Hearing these words of his son, king Drupada became exceedingly glad, and he sent unto them his priest directing him to ascertain who they were and whether they were the sons of the illustrious Pandu. Thus directed, the king's priest went unto them and applauding them all, delivered the king's message duly, saying, 'Ye who are worthy of preference in everything, the boon-giving king of the earth--Drupada--is desirous of ascertaining who ye are. Beholding this one who hath shot down the mark, his joy knoweth no bounds. Giving us all particulars of your family and tribe, place ye your feet on the heads of your foes and gladden the hearts of the king of Panchala mid his men and mine also. King Pandu was the dear friend of Drupada and was regarded by him as his counterself. And Drupada had all along cherished the desire of bestowing this daughter of his upon Pandu as his daughter-in-law. Ye heroes of features perfectly faultless, king Drupada hath all along cherished this desire in his heart that Arjuna of strong and long arms might wed this daughter of his according to the ordinance. If that hath become possible, nothing could be better; nothing more beneficial;