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It is inside the path of purification from chapter 14 - chapter 23.
You need to meditate 4th Jhana at mastery level to be a genius one who have professional photographic memory, and you need Abhidhamma knowledge to understand it.
You can also begin with ven. Pa-Auk.
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The Wings to Awakening: An Anthology from the Pāli Canon, by Ṭhānissaro Bhikkhu. The 37 Wings to Awakening (bodhi-pakkhiya-dhamma) were the Buddha’s own summary of his teachings. This book contains sutta translations organized by topic with relevant discussion by the author. Internal cross-references are hyper-linked in the ebook versions, and in the online version external ones, i.e. to the Suttas, are as well. https://www.dhammatalks.org/books/Wings/Section0001.html