Mahabharata 15.12.9

तथा चारबलं चैव परस्परसमं नृपविज्ञेयं बलकालेषु राज्ञा काल उपस्थिते

tathā cārabalaṃ caiva parasparasamaṃ nṛpavijñeyaṃ balakāleṣu rājñā kāla upasthite

Our plain-language meaning of this verse is waiting for scholar review.