An essential is something that you can’t live without: in this short talk Pastor Jim Gallagher from Calvary Chapel Vero Beach speaks about the essentials of sermon preparation.
You can listen to Jim’s sermons at http://www.ccvb.net/ or read his blog at https://pjimgallagher.com/
Jim’s talk was followed by a panel discussion with David Guzik, Cody King and Pilgrim Benham
Resources referenced:
http://www.blueletterbible.org
https://www.amazon.com/Greek-English-Lexicon-Testament-Christian-Literature/dp/0226039331
https://www.amazon.com/Theological-Dictionary-New-Testament-Set/dp/0802823246
https://www.amazon.com/Believers-Bible-Commentary-William-MacDonald/dp/0718076850
https://www.ccel.org/ccel/henry/mhc.i.html