(Lev. 1:1:) “Then [the Lord] called unto Moses.” Let our master instruct us: When the one who leads the prayers makes a mistake by not saying the benediction on the cursing of the heretics (<i>birkat haminim</i>), from where do we know that it is necessary to have him repeat [the benediction]? Thus have our masters taught: When the one leading the prayers makes a mistake in any of the [other] benedictions, they do not have him repeat; [if he does so] in the [twelfth] benediction concerning the heretics, they force him to repeat it.<sup class="footnote-marker">9</sup><i class="footnote"><i>YBer</i>. 5:4 (19c) (bar.); Ber. 29a (bar.). See Justin Martyr, Dialogue with Trypho, 16:4; 47:4; 93:4; 95:4; 96:2; 108:31; 117:3; 137:2; Epiphanius, <i>Panarion</i> (<i>Haereses</i>), 29:9; Jerome on Is. 2:18; 49:7; 52:4.Davies (New York, Paulist, 1979), pp. 84–88, 95–97, and in “The Date of Luke-Acts,” <i>Luke-Acts: New Perspectives from the Society of Biblical Literature Seminar</i>, edited by Charles H. Talbert (New York: Crossroad, 1984), 56, 61, 62.</i> We suspect that he may be a heretic and therefore have him repeat, so that if there is a heretical side to him, he will be cursing himself with the community responding, “Amen.” So also [do we treat] whoever does not say [benediction 14], "who builds Jerusalem," since they will suspect that he may be a Cuthite (Samaritan). R. Assi said, “If a proselyte takes upon himself [all] the words of Torah except for one, they do not accept him.<sup class="footnote-marker">10</sup><i class="footnote">Cf. <i>TDem</i>. 2:6; <i>Bek</i>. 30b.</i> And not only that, but [the same rule applies] even in the case of a single minute detail out of [all] the minute details in the Torah or out of the minute details from the scribes (rabbis). R. Judah bar Shallum said, “You find forty-eight times in the Torah where the Torah warns against [harming] the proselytes and, corresponding [to these forty-eight warnings], it warns against idolatry [forty-eight times as well].<sup class="footnote-marker">11</sup><i class="footnote"><i>BM</i> 59b; see <i>Hor</i>. 13a.</i> The Holy One, blessed be He, said, ‘It is enough that he forsakes his idolatry and comes to you; therefore I am warning you about him, because I love him, as stated (in Deut. 10:18), “and [He] loves the proselyte<sup class="footnote-marker">12</sup><i class="footnote">Heb.: <i>ger</i>. Although this word meant “sojourner” in biblical times, it had come to mean “proselyte” and is so understood here.</i> in giving him food and clothing.”’”