One of the most popular questions about the Christian faith is "what is the trinity?" The concept of God being three and one at the same time is nothing short of mind-boggling. For those who are considering Christianity it often can cause them to walk away confused. Before we talk about what the Trinity IS, we need to dispel some common myths and bad teachings that float around about the trinity. Some people in a well-meaning attempt to help others understand the trinity in a simple manner will often use the following analogy. I'm a father, I'm a son, and I am a brother all at the same time ... It's the same way with God he's the Father, the Son, and the Holy Spirit all at the same time. However this is not the Biblical teaching of the Trinity... This is actually connected with a heretical teaching called trinitarian modalism. Essentially it teaches that there is one God who operates in three different modes, which is not taught anywhere in the Bible. So...
Expanding your knowledge of Scripture simply, and practically.