Their’s - Qur’an:9:88 “The Messenger and those who believe with him, strive hard and fight with their wealth and lives in Allah’s Cause.”
Qur’an:9:5 “Fight and kill the disbelievers wherever you find them, take them captive, harass them, lie in wait and ambush them using every stratagem of war.”
Qur’an:9:112 “The Believers fight in Allah’s Cause, they slay and are slain, kill and are killed.”
Qur’an:9:29 “Fight those who do not believe until they all surrender, paying the protective tax in submission.”
Ishaq:325 “Muslims, fight in Allah’s Cause. Stand firm and you will prosper. Help the Prophet, obey him, give him your allegiance, and your religion will be victorious.”
Qur’an:8:39 “Fight them until all opposition ends and all submit to Allah.”
Qur’an:8:39 “So fight them until there is no more Fitnah (disbelief [non-Muslims]) and all submit to the religion of Allah alone (in the whole world).”

Oh and Thou shalt not kill?? That’s talking about murder - not fighting and killing our enemies on the battlefield - in case someone thinks otherwise - remember the Amalekites.