The aim of our study is to try deeping deep into the understanding of the importance of the Holy Ghost of God in our daily lives. The emphasis is made on a biblical appraisal of the phenomenon. To achieve this goal, the methodology used is based on critical literature review, phenomenology and Biblical methodology which is a method that seeks to shed light upon the historical processes which give rise to the biblical texts. It proceeds from textual criticism to redaction criticism, operating with the help of scientific criteria. The objective of our study is to answer a number of questions useful to shed more light on the impact of the presence of the Holy Ghost on the physical, psychological and spiritual lives of people and ultimately to spread the gospel of Jesus Christ. The interest of this work is spiritual, philosophical and social. The results of our analysis show that the Holy Spirit is a central concept in the Bible. His specific role being to empower, fill with wisdom, guide, renew, strengthen an equip the believer with superior gifts. Characteristics of the Holy Ghost include omnipresence, omniscience, and power. The HS bears various names and representations significant in the sense that they portray divine and holy nature of God’s work.