continues until the light of the twilight has vanished,” and al-Dāraquṭnī (1/229) relates from Ibn ʿUmar that the Prophet ﷺ said, “Twilight is the reddish glow; once it disappears, the prayer becomes obligatory.” Qāḍī ʿIyāḍ said: “Twilight is the red sheen that lingers in the sky after the sun has set; it is the last trace of its rays. This is the view held by the linguists and the jurists of the Hijaz.”