RICHARD RHEINS
44. Deuteronomy 18.3. 45. B. Hullin 13b; cf. B. Yoma 18a, and B. Horayot 9a. 46. J.T. Hagigah 1.7.
48. B. Yoma 72b.
49. B. Shabbat 114a. Rashi states that this requirement includes even the difficult tractate Kallah.
51. See Ephraim Urbach , The Sages, London , 1987, pp. 601-608.*...The problem of the livelihood of the Sages in the framework of the question of studying Torah and practicing a craft did not cease troubling, complicating, and confusing the circles of the Sages”(p. 608).
52. B. Berakhot 35b.
53. Hillel lived during the last century B.C.E., and Rabbi Tarfon was a third generation Tanna(early second century of the Common Era).
54. Rab Judah was the second generation Amora(3-4 century C.E.) and Raba was a third generation Amora(4th century C.E.).