כִּ֣י תִשְׁמַ֗ע בְּקוֹל֙ יְהוָ֣ה אֱלֹהֶ֔יךָ לִשְׁמֹר֙ אֶת־כָּל־מִצְוֺתָ֔יו אֲשֶׁ֛ר אָנֹכִ֥י מְצַוְּךָ֖ הַיּ֑וֹם לַעֲשׂוֹת֙ הַיָּשָׁ֔ר בְּעֵינֵ֖י יְהוָ֥ה אֱלֹהֶֽיךָ׃ (ס)
네가 만일 네 하나님 여호와의 말씀을 듣고 오늘날 내가 네게 명하는 그 모든 명령을 지켜 네 하나님 여호와의 목전에 정직을 행하면 이같이 되리라
Mishneh Torah, Foreign Worship and Customs of the Nations
It is mandatory that the hand of the seducee shall slay him, even as it is said: "Thy hand shall be first upon him to put him to death" (Deut. 13.10). The seducee shall not be-friend the seducer, as it is said: "Thou shalt not consent unto him". Moreover, think not because it is said of thine enemy, "Thou shalt surely release it with him" (Ex. 23.5.) thou shalt also aid this one, remember to learn another saying: "Nor hearken unto him" (Deut. 13.10.); think not because it is said: "Neither shalt thou stand idly by the blood of thy neighbor" (Lev. 19.16.), thou shalt also not stand idly by the blood of this one, remember to learn another saying: "Neither shall thine eye pity him" (Deut. 13. 9.). The seducee is forbidden to state aught in his favor, as it is said: "Neither shalt thou spare" (Ibid.). If he knew aught about his guilt, he is not permitted to be silent about it, as it is said: "Neither shalt thou conceal him" (Ibid.). Whence do we deduct the prohibitive against a layman who is an enticer? From what it is said: "And all Israel shall hear, and fear" (Ibid. 13.12.)4Sifre Deut. 13; Sanhedrin, 63b. C.
Mishneh Torah, Negative Mitzvot
A person whom he attempted to entice to idolatry shall not urge pleas for the acquittal of the enticer, as it is said, “Neither shalt thou spare” (ibid.).
Mishneh Torah, Negative Mitzvot
A person whom he attempted to entice shall not refrain from giving evidence of the enticer’s guilt, if he has such evidence, as it is said, “Neither shalt thou conceal him” (ibid.).