The OKC bombing was against the most basic tenets of Christianity. 9/11 was in accord with the most basic tenets of Islam.
"Prohet make war on the unbelievers and hypocrites and deal rigorously with them. Hell shall be their home, and evil fate." Sura 9:73.
"Believers, make war with the infidels who dwell around you. Deal firmly with them. Know that God is with the righteous." Sura 9:123.
Key in "Prophet of Doom", by Craig Wynn. You can read about the islime-eck religion and other related articles.