kharas ca karkasaih ksattah
khurair ghnanto dhara-talam
kharah-asses; ca-and; karkasaih-hard; ksattah-O Vidura; khuraih-with their hoofs; ghnantah-striking; dhara-talam-the surface of the earth; khar-kara-braying; rabhasah-wildly engaged in; mattah-mad; paryadhavan-ran hither and thither; varuthasah-in herds.