Thou shalt not take the name of the Lord thy God in vain survives in our courts of law." Thou shalt not take the name of the Lord thy God in vain "Thou shalt not take the name of the Lord thy God in vain" (KJV; also "You shall not make wrongful use of the name of the Lord your God" (NRSV) and variants) is the fourth of God's Ten Commandments to man. It is a prohibition of blasphemy, specifically, the misuse or "taking in vain" of the name of the God of Israel, or using His name to commit evil. Exodus 20:7 reads: Based on this commandment, Second Temple Judaism by the
December (Roman month) fixed points of the month: the Nones (5th or 7th), the Ides (13th or 15th), and the Kalends (1st) of the following month. The Nones of December was the 5th, and the Ides the 13th. The last day of December was the "pridie Kalendas Ianuarias," "day before the Januarian Kalends". Roman counting was inclusive; December 9 was "ante diem V Idūs Decembrīs", "the 5th day before the Ides of December," usually abbreviated "a.d. V Id. Dec." (or with the "a.d." omitted altogether); December 24 was "IX Kal. Ian.", "the 9th day before the Kalends of Ianuarius," on the Julian calendar