If a woman approach unto any beast - We have the authority of one of the most eminent historians in the world, Herodotus, to say that this was a crime not unknown in Egypt; yea, that a case of this nature actually took place while he was there. Εγενετο δ' εν τῳ νο μῳ τουτῳ επ' εμευ τουτο το τερας, Γυναικι Τραγος εμισγετο αναφανδον. Τουτο ες επιδειξιν ανθρωπων απικετο. - Herod. in Euterp., p. 108. Edit. Gale, Lond. 1679.

"In this district, within my own recollection, this portentous business took place: a goat coupled so publicly with a woman that every person knew it," etc. After this, need we wonder that God should have made laws of this nature, when it appears these abominations were not only practiced among the Egyptians, but were parts of a superstitious religious system? This one observation will account for many of those strange prohibitions which we find in the Mosaic law; others, the reasons of which are not so plain, we should see the propriety of equally, had we ampler historic records of the customs that existed in that country.

Leviticus 18:9 The nakedness of your sister, the daughter of your father, or daughter of your mother, whether she be born at home, or born abroad...

Genesis 20:12 And yet indeed she is my sister; she is the daughter of my father, but not the daughter of my mother; and she became my wife.

Deuteronomy 27:22 Cursed be he that lies with his sister, the daughter of his father, or the daughter of his mother. And all the people shall say, Amen.

2 Samuel 13:12 And she answered him, No, my brother, do not force me; for no such thing ought to be done in Israel: do not you this folly.

Ezekiel 22:11 And one has committed abomination with his neighbor's wife; and another has lewdly defiled his daughter in law...

Self-Denial.
"If any man will come after Me, let him deny himself, and take up his cross, and follow Me."--Matt. xvi. 24. Good works are not the saint's sanctification, any more than drops of water are the fountain; but they spring as crystal drops from the fountain of sanctification. They are good, not when the saint intends them to be good, but when they conform to the divine law and proceed from a true faith. Yet the intention is of great importance; the Church has always taught that a work could not be called …
Abraham Kuyper—The Work of the Holy Spirit