Summary The Trinity is an essential doctrine in Christianity, as it is clearly present in the Bible and plays a crucial role in salvation. While the word 'Trinity' may not be mentioned, there are multiple instances where all three persons of the Trinity are present, such as Jesus' baptism and the transfiguration. The Father, Son, and Holy Spirit each have distinct roles in salvation, with the Father choosing and predestining, the Son atoning for sin, and the Holy Spirit drawing and calling believers. Understanding the Trinity is important for grasping the depth and significance of the gospel. Takeaways - The Trinity is clearly present in the Bible, even though the word 'Trinity' is not mentioned. - All three persons of the Trinity are involved in significant events, such as Jesus' baptism and the transfiguration. - The Father, Son, and Holy Spirit each have distinct roles in salvation, highlighting the importance of the Trinity in understanding the gospel. - Understanding the Trinity helps believers grasp the depth and significance of their salvation.