Tractate Sanhedrin: Those Punishable By Decapitation (continued): (6) The Adulterer
Tractate Sanhedrin, Herbert Danby tr. [1919]
M.6b. He who has criminal connexion with a man's wife: that is, at a time when the woman, after the marriage, has come under the control of the husband. Even though the marriage be not consummated, if he have criminal connexion with her, he is to be strangled.