يَفْهَمُ — سَيَفْهَمُ — لَنْ يَفْهَمَ
The first two are indicative even though sīn selects future time; lan both negates future and selects the subjunctive.
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The Imperfect Verb: Recognition, Time, Prefixes and Mood
يَفْهَمُ — سَيَفْهَمُ — لَنْ يَفْهَمَ
The first two are indicative even though sīn selects future time; lan both negates future and selects the subjunctive.