The Sacred months were extensive in the law of Abraham, and continued to remain, and the Arabs before Islam magnified and denied fighting, until the Arabs began to use the Nasee in their calendar, which led to the postponement of sacred months in some years or accelerate. This was mentioned in the Quran in the form of denial and prohibition: "The Nasee is an increase in kufr, for the disbelievers are misled by a year, and they deprive him of a year.