Vayikra 12:4-6

Orthodox Jewish Bible

⁴ And shloshim yom ushloshet she shall then remain in demei tohorah (blood of her purifying, i.e., period in which she would be unclean); she shall touch no kodesh, nor enter the Mikdash, until the yamei of her tohorah be fulfilled.

⁵ But if she bear a nekevah, then she shall be temeiah two weeks, as in her niddah (separation); and she shall remain in the blood of her tohorah sixty-six days.

⁶ And when the yemei tohorah are fulfilled, for a ben, or for a bat, she shall bring a keves of the first year for an olah, and a young pigeon, or a turtledove, for a chattat (sin offering), unto the entrance of the Ohel Mo’ed unto the kohen;