Mahabharata 13.110.77

अष्टादशे तु दिवसे प्राश्नीयादेकभोजनम्सदा द्वादश मासान्वै सप्त लोकान्स पश्यति

aṣṭādaśe tu divase prāśnīyādekabhojanamsadā dvādaśa māsānvai sapta lokānsa paśyati

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