لم أجد رقم الغرفة في الرسالة، لذلك ذهبت إلى الشركة مبكرا.

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Breakdown of لم أجد رقم الغرفة في الرسالة، لذلك ذهبت إلى الشركة مبكرا.

• الى: to
• يذهب: to go
• الغرفة: room

Questions & Answers about لم أجد رقم الغرفة في الرسالة، لذلك ذهبت إلى الشركة مبكرا.

Why is لم used here instead of لا to say did not find?

Because لم is the standard way to negate a past action in MSA when it is followed by the imperfect verb.

• لم أجد = I did not find
• لا أجد usually means I do not find or I am not finding

So in this sentence, the speaker is talking about something completed in the past, which is why لم is the right choice.

Why does أجد look like a present-tense verb if the meaning is past?

After لم, Arabic uses the imperfect form of the verb, but the whole phrase has a past negative meaning.

So:

• أجد by itself can mean I find / I am finding
• لم أجد means I did not find

Grammatically, لم makes the imperfect verb jussive. In a fully vocalized form, it would be أجدْ with a final sukūn.

This is a very common Arabic pattern:

• أكتب = I write
• لم أكتبْ = I did not write

What is the dictionary form of أجد, and why doesn’t it look like وجد?

The dictionary form is وَجَدَ = to find.