Biblicaly with the will of every man being their own, we have the option of accepting life or death. God’s plan is to have a people led in the paths of righteousness for His name’s sake.
Why did God create us? I suppose if there were books written untold of the subject it could not adequately describe how much He loved us so that He would send Jesus to die to reconcile us unto Himself. The closest I can quote is John 3:16, For God so loved . .
The Old Testament is written as examples of things for our admonition, upon whom the ends of the world are come according to 1 Cor 10:11, and to that end you might find the types of God seeking a bride for Jesus in the entire chapter of Genesis Chapter 24 where Abraham represents our Father, Eliezer the eldest servant the Holy Spirit, Isaac the Son Jesus, and Rebekah is the bride taken from God’s people.
Act 15:14 Simeon hath declared how God at the first did visit the Gentiles, to take out of them a people for his name.
At this point I’m not sure of your research as there is many that address this very subject on Google, but I can attest to the fact of what has done for me, to me, and through me, and to start with it took me from witnessing that I didn’t believe in God when I entered the Air Force to one today that has peace that passes understanding all because of God never giving up on me. As we read in 2 Tim 2:13, If we believe not,
yet he abideth faithful, and He has so tenderly kept me as He worked in me to will, and to do of His good pleasure. I doubt I can fully give you the entirety what you are seeking in these few verses, but feel free to ask more. Others may have a much deeper understanding how to give you their testimony also.