Understanding what we believe in Pentecostal churches is a tool to enlighten, educate and inform those in Pentecostal churches and those outside Pentecostal churches who desire to understand what we believe. This book will unveil all the truth related to the doctrine of the Bible on Pentecostal faith and belief. May we strive to embrace and maintain the core teachings on what we believe. ¿You stumble day and night, and the prophets stumble with you. So I will destroy your mother ¿ my people are destroyed from lack of knowledge¿. (Hosea 4:5-6). ¿Because God wanted to make the unchanging nature of his purpose very clear to the heirs of what was promised, he confirmed it with an oath. God did this so that, by two unchangeable things in which it is impossible for God to lie, we who have fled to take hold of the hope set before us may be greatly encouraged.¿(Heb.6:17-18). Since the truth is always true and only true can be, keep me, o Lord, as true to truth. As truth is true to Thee ¿ T Baird.