Mahabharata 12.209.1

गुरुरुवाचनिष्कल्मषं ब्रह्मचर्यमिच्छता चरितुं सदानिद्रा सर्वात्मना त्याज्या स्वप्नदोषानवेक्षता

gururuvācaniṣkalmaṣaṃ brahmacaryamicchatā carituṃ sadānidrā sarvātmanā tyājyā svapnadoṣānavekṣatā

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