Srimad-Bhagavatam: Canto 3 - Chapter 1 - Verse 12
Sanskrit:
अथ ते भ्रातृपुत्राणां पक्षयो: पतितान्नृपान् ।चचाल भू: कुरुक्षेत्रं येषामापततां बलै: ॥ १२ ॥
ITRANS:
atha te bhrātṛ-putrāṇāṁpakṣayoḥ patitān nṛpāncacāla bhūḥ kurukṣetraṁyeṣām āpatatāṁ balaiḥ
Translation:
Then, O Vidura, the Lord caused all the kings, both the enemies and those on the side of your fighting nephews, to be killed in the Battle of Kurukṣetra. All those kings were so great and strong that the earth seemed to shake as they traversed the warfield.