Quran (5:33) - "The punishment of those who wage war against Allah and His messenger and strive to make mischief in the land is only this, that they should be murdered or crucified or their hands and their feet should be cut off on opposite sides or they should be imprisoned; this shall be as a disgrace for them in this world, and in the hereafter they shall have a grievous chastisement"
Quran (8:12) - "I will cast terror into the hearts of those who disbelieve. Therefore strike off their heads and strike off every fingertip of them"
Quran (8:39) - "And fight with them until there is no more fitna (disorder, unbelief) and religion should be only for Allah"
Quran (8:55) - Surely the vilest of animals in Allah's sight are those who disbelieve
Quran (9:5) - "So when the sacred months have passed away, then slay the idolaters wherever you find them, and take them captive and besiege them and lie in wait for them in every ambush, then if they repent and keep up prayer and pay the poor-rate, leave their way free to them."
Quran (9:29) - "Fight those who believe not in Allah nor the Last Day, nor hold that forbidden which hath been forbidden by Allah and His Messenger, nor acknowledge the religion of Truth, (even if they are) of the People of the Book, until they pay the Jizya with willing submission, and feel themselves subdued."
Quran (9:123) - "O you who believe! fight those of the unbelievers who are near to you and let them find in you hardness."
Quran (48:29) - "Muhammad is the messenger of Allah. And those with him are hard (ruthless) against the disbelievers and merciful among themselves"
Bukhari (52:177) - Allah's Apostle said, "The Hour will not be established until you fight with the Jews, and the stone behind which a Jew will be hiding will say. "O Muslim! There is a Jew hiding behind me, so kill him."
Muslim (1:33) - the Messenger of Allah said: I have been commanded to fight against people till they testify that there is no god but Allah, that Muhammad is the messenger of Allah
Muslim (1:30) - "The Messenger of Allah said: I have been commanded to fight against people so long as they do not declare that there is no god but Allah."
Ibn Ishaq/Hisham 484: - “Allah said, ‘A prophet must slaughter before collecting captives. A slaughtered enemy is driven from the land. Muhammad, you craved the desires of this world, its goods and the ransom captives would bring. But Allah desires killing them to manifest the religion.’”
Ibn Ishaq/Hisham 992: - "Fight everyone in the way of Allah and kill those who disbelieve in Allah."