من (الموصولة)

In Modern Standard Arabic, من الموصولة is a relative noun (Ism Mawṣūl) that introduces a relative clause (ṣilat al-mawṣūl). Here are its primary characteristics:

• Substantive Nature: Unlike الذي / التي, which usually follows a definite noun to describe it, من is substantive. This means it acts as the noun itself and does not require a preceding antecedent.
• Rationality: It is typically for ‘āqil (rational) referents. While ما الموصولة is for objects, من can occasionally refer to non-rational beings in cases of personification.
• Definiteness: Even though it lacks the article 'al-', it is inherently a definite noun in Arabic syntax.
• Invariability and Flexibility: It is mabnī (indeclinable) with an underlying final sukūn (مَنْ); a connecting vowel can appear in continuous pronunciation. Despite this fixed form, it is syntactically flexible and can occupy any position in a sentence, such as the Subject, Direct Object, or as a Majarūr following a preposition.
• Agreement Rule (al-lafẓ wa al-ma‘nā): You can choose to make the following verb agree with the word (singular masculine) or the meaning (the actual number/gender of the people). For example, you can say 'man dhahaba' (singular) or 'man dhahabū' (plural) when referring to a group.
• The Return Pronoun (‘Ā’id): The relative clause must contain a pronoun that refers back to من. This ‘ā’id can be hidden (mustatir) inside a verb or explicit (ẓāhir) as an attached pronoun. Notably, if the ‘ā’id is the direct object of the verb in the relative clause, it is frequently omitted (e.g., مَنْ رَأَيْتُ instead of مَنْ رَأَيْتُهُ).
• Diagnostic Tip: To confirm if من is relative, try replacing it with الذي or its variants. If the core meaning remains the same, it is relative.
• Distinction from Conditionals: Do not confuse this with من الاستفهامية (Who?) or conditional man. Relative man does not trigger the jussive mood.

مَنْ or مِنْ? مِنْ (min, from) is a preposition and governs a genitive complement. مَنْ (man, the one who) is the relative noun discussed here. Compare مِنَ البيتِ (from the house) and أحبُّ مَنْ يصدقُ (I like whoever tells the truth). Without vowel marks, use syntax and meaning to distinguish them.

Mixed Groups: Besides personification, تغليب can extend من to a group containing both rational and nonrational beings: the group is treated through its rational members. This is an advanced contextual use, not a reason to replace ordinary ما referring to an inanimate object with من.