Infidels are your sworn enemies (Sura 4:101).
Be ruthless to the infidels (Sura 48:29).
Make war on the infidels who dwell around you (Sura 9:123, 66:9).
Fight those who believe not in Allah nor the Last Day (Sura 9:29).
Strike off the heads of infidels in battle (Sura 47:4).
If someone stops believing in Allah, kill him (al-Bukhari 9:84:57).
Take neither the Jews nor the Christians for your friends (Sura 5:51, 60:13).
Never be a helper to the disbelievers (Sura 28:86).
Kill the disbelievers wherever we find them (Sura 2:191).
No Muslim should be killed for killing an infidel (al-Bukhari 1:3:111).
Come and get me, coppers!