Mahabharata 12.139.13

त्रेताद्वापरयोः संधौ पुरा दैवविधिक्रमात्अनावृष्टिरभूद्घोरा राजन्द्वादशवार्षिकी

tretādvāparayoḥ saṃdhau purā daivavidhikramātanāvṛṣṭirabhūdghorā rājandvādaśavārṣikī

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