Mahabharata 13.108.19

ज्येष्ठा मातृसमा चापि भगिनी भरतर्षभभ्रातुर्भार्या च तद्वत्स्याद्यस्या बाल्ये स्तनं पिबेत्

jyeṣṭhā mātṛsamā cāpi bhaginī bharatarṣabhabhrāturbhāryā ca tadvatsyādyasyā bālye stanaṃ pibet

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