I recently found some very recent sermons (end 2013, beginning 2014) on SermonAudio which deal with the prophetic locust army symbol of Revelation chapter 9 and the historical fulfillment of the prophetic vision in the rise of Islam:
Steven Dilday*, “The Satanic Origins of the Islamic Heresy” (Revelation 9:1)
http://www.sermonaudio.com/sermoninfo.asp?SID=122513113822
Steven Dilday, “The Thick Smoke of the Islamic Delusion” (Revelation 9:2)
http://www.sermonaudio.com/sermoninfo.asp?SID=11141036222
Steven Dilday, “The Muslim Horde” (Revelation 9:3)
http://www.sermonaudio.com/sermoninfo.asp?SID=18141049302
Steven Dilday, “A Most Wise and Powerful Bounding” (Revelation 9:4)
http://www.sermonaudio.com/sermoninfo.asp?SID=11514122262
Steven Dilday, “The Burdensome Existence of Sufferers under Islam” (Revelation 9:6)
http://www.sermonaudio.com/sermoninfo.asp?SID=130141824102
Steven Dilday, “The Muslim Horde Revisited” (Revelation 9:7)
http://www.sermonaudio.com/sermoninfo.asp?SID=2414949568
Steven Dilday, “The Muslim Horde Revisited, Part 2”
http://www.sermonaudio.com/sermoninfo.asp?SID=210141546400
Steven Dilday, “Abaddon” (Revelation 9:11)
http://www.sermonaudio.com/sermoninfo.asp?SID=21714104467
* it seems that the pastor is a postmillenialist of the historic Puritan variety (and not of the modern preterist variety) ; being an amillenialist I do not at this present time share his view of the Millenium
Peter Hammond, “Errors & Contradictions In the Koran (Qur’an, Quran, Coran) Documented, Islam Refuted”
http://www.sermonaudio.com/sermoninfo.asp?SID=1212131229473
See also:
Revelation 9′s Locusts Are Not Revolution 9′s Beatles – Part 7