The Bible says that God is the same yesterday, today and forever. It also says that God is one being in three parts, Father, Son and Spirit. But was that also the belief of the Jews before Jesus came? Pastor Mark Driscoll explains the Trinity in the Old Testament in this clip taken from the first week of the Doctrine sermon series. The whole sermon can be found at http://www.marshillchurch.org/sermonseries/doctrine/week_01.aspx