Well, you failed to make your case. The law you cite requires the enemy combatant to identify themselves as a soldier to the best of their ability, which the terrorists do not do. They are therefore in violation and the entire document is irrelevant. If you wish to give up on your argument, I understand.

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Qur'an:8:39 Fight them until all opposition ends and all submit to Allah.
Qur'an:8:67 It is not fitting for any prophet to have prisoners until he has made a great slaughter in the land.
Qur'an 8:12 I will terrorize the unbelievers...Strike off their heads and cut off each of their fingers and toes.
Qur'an 9:5 Fight and kill the disbelievers wherever you find them, take them captive, torture them, and lie in wait and ambush them using every stratagem of war.