بعد / قبل

After and Before

Level 2

بعد (ba‘da) means 'after' and قبل (qabla) means 'before'. They are used to sequence events in time or objects in space.

How It Works

In Arabic grammar, بعد (after) and قبل (before) are classified as adverbs of time or place. By default, they are in the mansub case, ending in a fatha.

1. The Idafa Structure:
These adverbs almost always function as the first term of an Idafa (possession/joining). This means the noun that follows them must be in the genitive case (usually ending in a kasra).
Example: بعدَ الظهرِ (After noon).

2. Using Verbs:
You cannot place a verb directly after these adverbs. To express 'after doing' or 'before he went', you must use the particle أن (an) followed by a verb in the subjunctive mood, or use a verbal noun (Masdar).
Example: قبلَ أن يخرجَ (Before he leaves) or قبلَ الخروجِ (Before the leaving). Alternatively, you can use the particle ما (e.g., بعدما) to follow with a verb directly.

3. Case Changes:
While they usually end in -a (ba‘da/qabla), they change to -i if preceded by a preposition like من (from/since).
Example: من قبلِ الحربِ (From before the war).

4. The Fixed Damma Ending:
If the noun following the adverb is omitted because it is already understood from the context, the adverb becomes fixed with a damma (mabnī ‘alā al-ḍamm). In this case, it is written as قبلُ and بعدُ and does not change its ending even if a preposition comes before it.
Example: من قبلُ ومن بعدُ (From before and from after). If used as a general adverb without a following noun or implied context, they may take tanwin (e.g., قبلاً).

5. Spatial Usage:
Though primarily temporal, they can describe physical order. For example, 'the house before the mosque' uses qabla to indicate spatial sequence.

Examples (5)

  1. سأراكَ بعدَ الاجتماعِ.

    I will see you after the meeting.

    Word by Word: I will see you after the meeting.

    Here, 'ba‘da' is followed by a noun in the genitive case (al-ijtimā‘i).

  2. يجب أن نغسل أيدينا قبلَ الأكلِ.

    We must wash our hands before eating.

    Word by Word: Must that we wash our hands before the eating.

    This uses the verbal noun (al-akli) after 'qabla' to express an action.

  3. وصلتُ إلى البيتِ بعدَ أن غربت الشمسُ.

    I arrived home after the sun had set.

    Word by Word: I arrived to the house after that set the sun.

    When followed by a full verb clause, the particle 'an' is required as a bridge.

  4. المحطةُ قبلَ الفندقِ.

    The station is before the hotel.

    Word by Word: The station before the hotel.

    This demonstrates the locational (spatial) use of 'qabla'.

  5. لم أرهُ منذُ قبلِ شهرينِ.

    I haven't seen him since two months ago.

    Word by Word: Not I see him since before two months.

    Note how 'qabli' takes a kasra because it follows the preposition 'mundhu' or 'min'.

Common Mistakes

  • Placing a verb directly after the adverb without 'an'.

    بعد يذهب إلى العمل
    بعد أن يذهب إلى العمل

    Arabic adverbs like 'ba‘da' are nouns and cannot be followed directly by a verb. You must use 'an' + verb or a verbal noun.

  • Confusing 'ba‘da' (after) with 'ba‘d' (some).

    أريد بعدَ الماء.
    أريد بعضَ الماء.

    بعد (ba‘da) ends with the letter Dal (د) and means 'after'. بعض (ba‘d) ends with the letter Dad (ض) and means 'some' or 'part of'.

  • Using the nominative case for the noun following the adverb.

    بعدَ الوقتُ
    بعدَ الوقتِ

    Because these adverbs form an Idafa, the following noun must be in the genitive case (majrur).

How It Connects

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بعد / قبلLevel 2After and Before

Learn This First

To understand 'بعد' (after) and 'قبل' (before), you need to know how nouns are joined in possession-like structures (Idafa) and how this affects the word endings (the genitive case). Familiarity with basic time words also helps in applying these patterns practically.

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Patterns that build on this one.

Words in This Pattern

بعدبعدقبلقبل