قَالَ رَبِّ إِنِّي دَعَوۡتُ قَوۡمِي لَيۡلٗا وَنَهَارٗا
He said: "O my Lord! Verily, I have called my people night and day (i.e. secretly and openly to accept the doctrine of Islamic Monotheism)
Author: Muhammad Taqi Ud Din Al Hilali And Muhammad Muhsin Khan