1. If the object finds its representative
Then the fitting representative takes its place
١. النائب المفعول إن يَلقَهُ
مُرامِياً فالنَّائِبُ الصَّائبُ
2. And this in grammar is well known
Both the present and the absent know it
٢. وهذه في النحو معروفةٌ
يعلمها الحاضرُ والغائِبُ
3. And if the subject disturbs a representative
The representative flees, fearing the subject
٣. وإِن يُزاحِم نائبا فاعِلٌ
يَفِرَّ خَوفَ الفاعلِ النائِبُ