Ani is explanatory an, with kasra at the juncture to avoid two adjacent sukūns. Iqdhifī is an imperative built on dropping the nūn; hi is its object pronoun. An does not make it subjunctive.
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Parsing An Iqdhifīhi
The Two Explanatory Particles: Ay and An
Ani is explanatory an, with kasra at the juncture to avoid two adjacent sukūns. Iqdhifī is an imperative built on dropping the nūn; hi is its object pronoun. An does not make it subjunctive.