On Friday most important financial centers ended higher last day of the week, while the dollar gave ground to the top after overcoming pairs during the week areas (forexhound.com)
First, it is true that in the Old Testament, the Sabbath was observed on Saturday, the seventh and last day of the week. (redeeminggod.com)
But according to the International Organization for Standardization ISO 8601 Sunday is the seventh and last day of the week. (religion.blogs.cnn.com)