They appear as Ashvayanas and Ashvakayanas in Pāṇini's Ashtadhyayi and Ashvakas in the Puranas. Since the Kambojas were famous for their excellent breed of horses as also for their expert cavalry skills, hence, in popular parlance, they were also known as Ashvakas.The Ashvayanas/ Ashvakayanas and allied Saka clans had fought the Macedonians to a man.