The remaining nine positions follow the same structural split already seen in the previous Mudhaari' rules:
• 7 forms lose Noon-e-I'raabi
• 2 feminine plural forms remain unchanged
Examples:
يَفْعُلَانِ → لَمْ يَفْعُلَا
يَفْعُلُونَ → لَمْ يَفْعُلُوا
تَفْعُلِينَ → لَمْ تَفْعُلِي
But:
يَفْعُلْنَ → لَمْ يَفْعُلْنَ
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Group 2 and 3: Noon Drops in Seven; Two Stay Unchanged
Rule of Past Absolute Negation with "Lam" (لَمْ) & Weak Letters
The remaining nine positions follow the same structural split already seen in the previous Mudhaari' rules:
• 7 forms lose Noon-e-I'raabi
• 2 feminine plural forms remain unchanged
Examples:
يَفْعُلَانِ → لَمْ يَفْعُلَا
يَفْعُلُونَ → لَمْ يَفْعُلُوا
تَفْعُلِينَ → لَمْ تَفْعُلِي
But:
يَفْعُلْنَ → لَمْ يَفْعُلْنَ