the rules of the letter Lam | Tajweed rules

1. If the letter Lam – ل is always recited lightly, without emphasis:

 

 

Except when the letter lam – ل is before the name of Majesty of Allah – اللَّه.

 

  Example:  

 

بِسْمِ اللَّهِ الرَّحْمَـٰنِ الرَّحِيمِ

 

 

In the name of Allah, the Entirely Merciful, the Especially Merciful. (1:1)

 

 

2. If the letter lam – ل is preceded by a letter carrying a fatha or a damma:

 

It will be recited with emphasis – tafkheem.

 

  Examples:   with a fatha:

 

قُلْ هُوَ اللَّهُ أَحَدٌ

 

 

Say, “He is Allah, [who is] One, (112:1)

 

  with a damma:  

 

إِذَا جَاءَ نَصْرُ اللَّهِ وَالْفَتْحُ

 

When the victory of Allah has come and the conquest, (110:1)