لَكُمْ دِينُكُمْ وَلِىَ دِينِ
Lakum deenukum wa liya deen.
You have your way, and I have mine.
The surah closes by dropping verbs altogether: two possessive phrases set side by side, with nothing left to argue. Commentators report the occasion as a proposal from Quraysh to alternate worship year by year, which explains why the refusal is repeated four times before this line settles it. Dīn covers a whole way of living rather than private belief, so what is being separated here is two entire lives.