Flogging is a punishment for criminal offences such as adultery, premarital sex and alcohol consumption. In Sikhism, premarital or extra-marital sex is strictly forbidden. "Zina'" is an Arabic term for illegal intercourse, premarital or extramarital. Jackson was also a proponent of abstinence from premarital sex. Eastern Orthodox Church forbids pornography along with premarital sex. As contraception improved the cost of premarital sexual activity fell. Attitudes toward premarital sex also relaxed considerably. Sumerian myths suggest a prohibition against premarital sex. Calvinism has traditionally always asserted that engaging in premarital sex is a sin. When Mishti asks for premarital courtship, Meenakshi gets angry. However, most mainstream Christian sources believe that porneia encompasses all forms of premarital sex. The cultural acceptability of premarital sex varies between individuals, cultures and time periods. In Cambodia, premarital sex is deplored. This rejection of premarital sex includes even the most liberal churches. The Liberty University honor code prohibits premarital sex.