Leviticus 12:7

who shall offer it before the Lord, and make an atonement for her; and she shall be cleansed from the issue of her blood. "The order of the offerings is a remarkable deviation from the general principle that, when the two offerings came together, the sin-offering always preceded. The reason of this exception appears to lie in the fact that at the birth of a child feelings of joy and gratitude are naturally uppermost; the thought of the child's heritage of sinfulness comes afterward. " This is the law for her that hath born a male or a female.