Faithfulness to marriage
This article by Rodney Kleyn applies the seventh commandment to Christian sexual ethics, drawing on the Heidelberg Catechism (Lord's Day 41) to establish biblical principles for understanding sexuality as a divine gift. The author emphasizes the need for parents and the church to teach children a scriptural perspective on sex that counters cultural perversion, grounded in both creation ordinances and the sanctifying work of the Holy Spirit.
Lord's Day 41 Question 108. What doth the seventh commandment teach us? Answer. That all uncleanness is accursed of God; and that therefore we must with all our hearts detest the same, and live chastely and temperately, whether in holy wedlock or in single life. Question 109. Doth God forbid in this commandment, only adultery and such like gross sins? Answer. Since both our body and soul are temples of the Holy Ghost, He commands us to preserve them pure and holy; therefore He forbids all...
Full article available on sb.rfpa.org