18. In order for the Qur’an to be considered as the Word of God would it need to be in complete harmony with the historical Scripture as it was previously recorded in the Bible?

the Bible Yes
No the Quran

the Bible's Perspective

Isaiah 8:20Turn to the law and to the covenant! If they don’t speak according to this word, surely there is no morning for them.
1 Corinthians 14:32-33The spirits of the prophets are subject to the prophets, for God is not a God of confusion but of peace, as in all the assemblies of the saints.
Galatians 1:8But even though we, or an angel from heaven, should preach to you any “good news” other than that which we preached to you, let him be cursed.
2 John 1:9The true light that enlightens everyone was coming into the world.

the Quran's Perspective

Ali 'Imran (House of Imran) 3:85And whoso seeketh as religion other than the Surrender (to Allah) it will not be accepted from him, and he will be a loser in the Hereafter.
Al-Ahzab (Confederates) 33:40Muhammad is not the father of any man among you, but he is the messenger of Allah and the Seal of the Prophets; and Allah is ever Aware of all things.

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