Commands are not limited to the direct اِرْضَ. For third and first persons, the source uses lām al-amr with a jussive imperfect.
PersonFormMeaning
3m sgلِيَرْضَLet him be pleased
3m dualلِيَرْضَيَاLet the two be pleased
3m pluralلِيَرْضَوْاLet them be pleased
1st sgلِأَرْضَLet me be pleased
1st pluralلِنَرْضَLet us be pleased
The command lām governs the jussive, which explains the deleted final alif of لِيَرْضَ. Distinguish this from the second-person standalone command اِرْضَ.
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Full Conjugation of the Wāw-Final Verb رَضِيَ يَرْضَى
Commands are not limited to the direct اِرْضَ. For third and first persons, the source uses lām al-amr with a jussive imperfect.
PersonFormMeaning
3m sgلِيَرْضَLet him be pleased
3m dualلِيَرْضَيَاLet the two be pleased
3m pluralلِيَرْضَوْاLet them be pleased
1st sgلِأَرْضَLet me be pleased
1st pluralلِنَرْضَLet us be pleased
The command lām governs the jussive, which explains the deleted final alif of لِيَرْضَ. Distinguish this from the second-person standalone command اِرْضَ.