Our 16 Fundamental Truths derive from "The Statement of Fundamental Truths" which contains the 16 doctrines of the Assemblies of God. They are the non-negotiable tenets of faith that all Assemblies of God churches adhere to. The purpose of these is to simply act as a basis of fellowship among us, in order to speak the same thing (Corinthians 1:10 [KJV/NIV]; Acts 2:42 [KJV/NIV]

https://ag.org/Beliefs/Statement-of-Fundamental-Truths

Our Core Doctrines are our core beliefs which consist of four parts: These four parts of our beliefs allow an individual to live a full life in Christ, and are a big part of motivating those who are lost. Our Core Doctrines are the building blocks that are insured in the believer and church congregation.