For though there was a difference in the time of her uncleanness for the one and for the other, yet both were to be purl fled one and the same way; to note, that though all sins and sinners were not equal, yet all were to be cleansed by the same means, to wit, by Christ, and by faith. See 1 Corinthians 7:14 Galatians 3:28.
Related Commentaries of Leviticus 12:7
Leviticus 12:7
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. This is the law for her that hath born a male or a female.