Skandapurana 1.3.11.15

1.3.11.15

pītvāmṛtaṃ mahābhāgā vāhānyāruhya daṃśitāḥ..
gajārūḍho maheṃdropi vajrapāṇiḥ pratāpavān..
sūryaścoccaiḥ śravārūḍho mṛgā rūḍhaśca candramāḥ.. 13.15 ..

Having drunk the nectar, the fortunate ones donned their armor and mounted their steeds. / The glorious Mahendra, thunderbolt in hand, was mounted on an elephant; / Sūrya mounted Uccaiḥśravas, and the moon mounted an antelope.