Narada Purana — Purva Bhaga, Shloka 50
Varṇāśrama Saṁskāras, Upanayana Windows, Brahmacārin Ācāra, and Anadhyāya Prohibitions
नाधीयीत द्विजः कश्चित्सर्वकर्मफलोत्सुकः । तृतीया प्राधवे शुक्ला भाद्रे कृष्णा त्रयोदशी ॥ ५० ॥
nādhīyīta dvijaḥ kaścitsarvakarmaphalotsukaḥ | tṛtīyā prādhave śuklā bhādre kṛṣṇā trayodaśī || 50 ||
任何二次生者（dvija）都不应怀着焦躁贪求一切行为果报之心而诵学圣典。并且在某些月日（tithi）亦当避学：普拉达瓦月（Prādhava）明半月的第三日，以及婆陀罗月（Bhādra）暗半月的第十三日。
Narada (teaching in a dharma/ācāra context)
Vrata: none
Primary Rasa: shanta
Secondary Rasa: none
FAQs
It teaches that sacred study should be undertaken with purity of intention—without craving results—and aligned with traditional dharma rules, including avoiding study on certain inauspicious tithis.
By discouraging fruit-hunger (karma-phala-utsukatā), it supports the bhakti principle of offering acts and learning to the Divine with a selfless mind rather than as a means for worldly gain.
It reflects Jyotiṣa/Vedāṅga practice through tithi- and pakṣa-based calendrical discipline, indicating that adhyayana is regulated by lunar dates and ritual timing.