Binyamin Ganovia [this is why he is called so. It was taught in the name of Rav that it is permitted to have relations with a virgin on Shabbat. Shmuel was particular about this and died, and a blessing was said upon him: "Blessed is the place that killed him." And concerning Rav, it is stated: "No harm shall come to the righteous," etc. (Yerushalmi Berakhot, Perek 2, Mishnah 6, and Bavli Niddah (61a) from Binyamin Saksanah (in his name)].
Seder_HaDorot,_Tanaim_and_Amoraim.766:1