By the decree of God, for the manifestation of His glory, some men and angels are predestinated unto everlasting life; and others foreordained to everlasting death. - WCF 3.3
Resources
Some Thoughts on Predestination by B.B. Warfield
Predestination & Election by Herman Bavinck
Why Did God From the First Predestine Some to Death? by John Calvin
The Divine Decrees and Predestination by Louis Berkhof
The Sovereignty of God: An Exposition On The Seventh Question Of the WSC by Rev David Petrie
"Double" Predestination by R. C. Sproul
Predestination - God has a Purpose by J. I. Packer
Predestination in Historical Theology by William Cunningham
Predestination in the Reformed Confessions by B.B. Warfield
God's Purpose According To Election: Paul's Argument in Romans 9 by Steven M. Baugh
Predestination by A. A. Hodge
The Object of Predestination by Francis Turretin
Predestination of the Elect of God by Francis Turretin
On Divine Election (21-Part Series) by Sam Storms
Reprobation by Loraine Boettner
What About Reprobation? by John Samson
The Sovereignty of God in Reprobation by A. W. Pink
Misunderstandings of the Doctrine of Election by Wayne Grudem
A Dozen Objections to Divine Election by John Samson
Does the Doctrine of Unconditional Election Make God a "Respecter of Persons"? by John Hendryx
more...
Multimedia
Episode 3.3: Predestination and Foreordination by the Jerusalem Chamber
Of God’s Eternal Decree (Ch.3, Sec.2-4) by Greg Bahnsen
Of God’s Eternal Decree (Ch.3, Sec.5-6) by Greg Bahnsen
Of God’s Eternal Decree (Ch.3, Sec.7-8) by Greg Bahnsen
Predestination (10-Part MP3 Lecture Series) by R. C. Sproul
Advanced Teaching on Predestination (22 MP3 Lectures) by Joel Beeke
Does the Doctrine of the Divine Decrees Eliminate Human Will? (Video) by Dr. John MacArthur
Election and Predestination: The Sovereignty of God in Salvation (MP3) by John MacArthur
Election and Predestination (MP3) by Voddie Baucham
Predestination and Election (White vs Barber - Debate)
The Predestination Debate (White vs Brown)
Double Predestination: Biblical or Heretical? (MP3) by Derek W. H. Thomas
Predestination and Reprobation (MP3) by Brian Borgman
Predestination, Prayer & Evangelism (MP3 by Brian Borgman
WCF Chapter 3 (MP3) by William Still
Books
The Reformed Doctrine of Predestination (eBook) by Loraine Boettner
Concerning the Eternal Predestination of God (eBook) by John Calvin
The Doctrine of Absolute Predestination (eBook) by Jerome Zanchius
Christ and the Decree: Christology and Predestination in Reformed Theology by Richard Muller
A Treatise on the Predestination of the Saints by St. Augustine
Twelve What Abouts: Answering Common Objections Concerning God's Sovereignty in Election
by John Samson
What are Election and Predestination? by Richard Phillips