to the latter. Even so, when the embryo is in its mother's womb, God comes and releases it and brings it forth into the world. Rabbi Ammi taught in the name of Rabbi Johanan that even though Rabbi Simeon ruled that a dissolved fetus expelled by a woman was not unclean, Rabbi Simeon nonetheless agreed that the woman was ritually unclean as a woman who bore a child. An old man explained to Rabbi Ammi that Rabbi Johanan reasoned from the words of , "If a woman conceived seed and bore." Those words imply that even if a woman bore something like "conceived seed" (in a fluid state), she was nonetheless unclean by reason of childbirth. Rabbi Johanan interpreted the words "in the [eighth] day" in to teach that one must perform circumcision even on the Sabbath. The Gemara read the command of to require an uncircumcised adult man to become circumcised, and the Gemara read the command of to require the father to circumcise his infant child. The Mishnah taught that circumcision should not be performed until the sun has risen, but counts it as done if done after dawn has appeared. The Gemara explained that the reason for the rule could be found in the words of , "And in the eighth day the flesh of his foreskin shall be circumcised". A Baraita interpreted to teach that the whole eighth day is valid for circumcision, but deduced from Abraham's rising "early in the morning" to perform his obligations in that the zealous perform circumcisions early in the morning. The disciples of Rabbi Simeon ben Yohai asked him why ordained that after childbirth a woman had to bring a sacrifice. He replied that when she bore her child, she swore impetuously in the pain of childbirth that she would never again have intercourse with her husband. The Torah, therefore, ordained that she had to bring a sacrifice, as she would probably violate that oath. Rabbi Berekiah and Rabbi Simon said in the name of Rabbi Simeon ben Yohai that because she fluttered in her heart, she had to bring a fluttering sacrifice, two turtle-doves or two young pigeons. The disciples asked Rabbi Simeon ben Yohai why permitted contact between the father and mother after 7 days when the mother bore a boy, but permitted contact after 14 days when she bore a girl. He replied that since everyone around