Skandapurana 5.69.6

5.69.6

tato rāmaḥ krudhāviṣṭo bhūyastaiḥ śavaraiḥ saha ..
pulindairmedakaiścaiva kṣatriyāṃtāya niryayau .. 6 ..

Then Rāma, seized with wrath, set out again with those Śabaras, / Pulindas, and Medakas to put an end to the kṣatriyas.