A few weeks ago, I mentioned some resources that have proved quite helpful in understanding the Pattern of the Kingdom, the People of the Kingdom, and the Promise of the Kingdom. Feel free to watch the sermon again and check out these resources below for a rich, expansive deep dive into the biblical theology of God's Kingdom.
The Kingdom of God and the Glory of the Cross by Patrick Schreiner (Crossway Book)
Gospel and Kingdom by Graeme Goldsworthy (Paternoster Book)
Heaven and Earth The Bible Project
Gospel of the Kingdom The Bible Project
Day of the Lord The Bible Project
Living in the Kingdom of God by Sigurd Grindheim (Baker Book)
Seek First: How the Kingdom of God Changes Everything by Jeremy Treat (Zondervan Book)