الزمر — Az-Zumar Ayat 14

قُلِ اللّٰهَ اَعْبُدُ مُخْلِصًا لَّهٗ دِيْنِيْۚ

Qulillāha a‘budu mukhliṣal lahū dīnī.

"Say, "Allah [alone] do I worship, sincere to Him in my religion,"