Mahabharata 2.26.7
ततः प्राचीं दिशं भीमो ययौ भीमपराक्रमःसैन्येन महता राजन्कम्पयन्निव मेदिनीम्
tataḥ prācīṃ diśaṃ bhīmo yayau bhīmaparākramaḥsainyena mahatā rājankampayanniva medinīm
Our plain-language meaning of this verse is waiting for scholar review.