It is based on strong arguments, has many benefits and can be attained by any who desire it. The commandments, admonitions, warnings and injunctions to moral purity are repeated often in the Scripture. These injunctions refer to both purity of mind as well as body. The best known injunction is the seventh commandment against adultery. This prohibition is repeated in one form or another approximately 30 more times in the Bible.
Fornication is a word used to denote illicit sexual relations outside of marriage.
For God hath not called us unto uncleanness, but unto holiness. He therefore that despiseth, despiseth not man, but God, who hath also given unto us his holy Spirit. Purity includes the thought life as well. It is commended and to be sought. There are valid and important reasons for God's commandments concerning purity of mind and body.