Pastors should constantly be learning more about Christ and how to minister to those they are called to serve and love.
Below are helpful links and resources to help in that calling:
Desiring God - Free articles, sermons, books and podcasts from John Piper and Desiring God ministries.
ERLC - Free articles, podcasts, video, etc. from The Ethic and Religious Liberty Commission of the SBC.
TGC - Free articles, interviews, etc. from The Gospel Coalition
CARM - Articles and answers to theological questions from the Christian Apologetics & Research Ministry
Blue Letter Bible - Free Bible reading with Greek and Hebrew tools
ESV Bible - Read the Bible Online for free