وَمَعْنَاهَا حَضٌّ عَلَى الْفِعْلِ إِنْ دَخَلَتْ عَلَى الْمُضَارِعِ
Translation: With an imperfect, they mean urging someone to an action.
When one of the particles precedes an imperfect, the usual meaning is urging someone to do the act now or in the future.
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With an Imperfect: Urging
Exhortative Particles: Urging, Reproach and Two Uses of Lawlā
وَمَعْنَاهَا حَضٌّ عَلَى الْفِعْلِ إِنْ دَخَلَتْ عَلَى الْمُضَارِعِ
Translation: With an imperfect, they mean urging someone to an action.
When one of the particles precedes an imperfect, the usual meaning is urging someone to do the act now or in the future.