The problem is simple to state. God is omniscient — God knows everything, including everything that will happen. Before you were born, God knew every choice you would ever make. If God knew you would do X, then it was always going to be the case that you would do X. If it was always going to be the case, you could not have done otherwise. If you could not have done otherwise, you did not choose freely. If you did not choose freely, how can you be held morally accountable for your actions?
This is the problem of divine foreknowledge and free will — called qadar in Islamic theology — and it has occupied Muslim theologians since at least the second Islamic century, when the Mu’tazilites, Ash’arites, and Maturidites developed competing frameworks for addressing it.
The compatibilist response
The dominant classical response — found in both Ash’arite and Maturidite theology — is a form of compatibilism. God’s foreknowledge of what you will choose does not cause you to make that choice. God knows what you will freely do; this knowledge does not determine the choice or remove its freedom. The distinction is between epistemic access (knowing what will happen) and causal determination (making it happen).
An analogy: suppose you have complete knowledge that your friend will choose coffee over tea at breakfast tomorrow — based on your intimate knowledge of their preferences, their current mood, every relevant factor. Your knowledge does not cause their choice. They still choose freely. God’s foreknowledge, on this account, is like this — except infinitely more comprehensive and certain.
The objection to this response is that God’s “foreknowledge” is not merely probabilistic inference from known factors (as in the human case) but certain knowledge of what will be. If God’s knowledge is certain, the future is determinate. And if the future is determinate, in what sense could you have chosen otherwise?
The eternalist response
An alternative classical response — more prominent in Western Christian theology but present in Islamic philosophical tradition through figures like Ibn Rushd — holds that God does not experience time as a sequence. God exists in an eternal present in which all moments of time are simultaneously present to God’s awareness. On this picture, God does not “foreknow” anything, because there is no “before” from God’s perspective. God simply sees all events timelessly. The timeless knowledge of your choice is no more a constraint on your freedom than a snapshot of you freely making a choice constrains the freedom of the action it depicts.
The honest acknowledgement
Neither response fully dissolves the problem, and the philosophical debate about divine foreknowledge and free will is genuinely open. What can be said is that the problem does not require the conclusion that either God exists without foreknowledge or that human freedom is an illusion. Both of those conclusions have been resisted across centuries by serious philosophers, and the alternative framings — compatibilism, eternalism — remain live options in contemporary philosophy of religion.
The Quran itself refuses to resolve the tension systematically. It simultaneously insists on God’s complete knowledge and power and on genuine human moral responsibility. The tradition has always lived with that tension as a mystery — not an incoherence, but a reflection of the limits of finite human understanding when applied to an infinite God.