Joseph Benson's Commentary of the Old and New Testaments - Deuteronomy 18:10
Deuteronomy 18:10. That maketh his son or daughter pass through the fire By a superstitious dedicating, or a cruel sacrificing of them, see on Leviticus 18:21. That useth divination Of which there were many sorts, as is implied in the original expressions here: קסם קסמים , kosem kesamim, divining divinations, or with divinations. The meaning undoubtedly is, That seeketh to know or foretel things secret, or to come, by unlawful arts and practices. An observer of times Superstitiously... read more
Albert Barnes' Notes on the Whole Bible - Deuteronomy 18:13
Perfect - As in Genesis 17:1; Job 1:1; Matthew 5:48. The sense is that Israel was to keep the worship of the true God wholly uncontaminated by idolatrous pollutions. read more