Learn Tajweed with Yasir Qadhi - The Noble Emissaries (As-Safara Al-Keram)
Episode 24 -- Special Types of Idghaam I
A series about 'tajweed' and the art of reciting the Qur'an
(youtube by : khalifahklothing - here)
*Any time a silent letter is followed by the same letter, idghaam occurs. If that letter happens to be a ن or م, a ghunnah occurs as well.
* 2 Letters with Close Makhaarij: ر ل, ل gets dropped; ق ك, first letter gets dropped