תלמוד על שמות 34:1

⁶⁵Babli Nedarim38a, Tanḥuma Eqev(9), Ex. rabba46(2). Rebbi Ḥama ben Rebbi Ḥanina said, Moses got rich from the refuse of the tablets. That is what is written⁶⁶Ex. 34:1., cut for yourself two stone tablets. Cut for yourself⁶⁶⁷, the refuse shall be yours. Rebbi Ḥanin said, The Holy One, praise to Him, created⁶⁸B: uncovered. a quarry of precious stones and pearls in his tent, and from this Moses got rich.