Mahabharata 15.1.3
कियन्तं चैव कालं ते पितरो मम पूर्वकाःस्थिता राज्ये महात्मानस्तन्मे व्याख्यातुमर्हसि
kiyantaṃ caiva kālaṃ te pitaro mama pūrvakāḥsthitā rājye mahātmānastanme vyākhyātumarhasi
Our plain-language meaning of this verse is waiting for scholar review.