Question
Assalamu Alikum Wa Rahmatullahi Wa Barakatuh
Jazakallahu khayran for this site. My question is that in turuq where there is idghaam bi ghunnah for laam and raa', is there a ghunnah when the noon and laam are written as a laam with shaddah for example 'li'allaa' in the last ayah of surah Al-Hadid?
Answer
Wa alaikum assalaam wa rahmatullahi wa barakatuh
Any time the

saakinah merges into the

or

in the turuq which have idhgaam bil-ghunnah for these two letters, there will be a ghunnah with the idghaam, whether the

saakinah is written as in:

or not written in instead the idhgaam is directly written as in:

. The example given in the question,

is one of the

saakinah merging into the

, but not written; so there would be a ghunnah when reading with the turuq which have ghunnah on the idhgaam of the

saakinah into the

and

.
We can't say all

with a shaddah have this type of idghaam though. For example the word meaning "except"
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does not have a ghunnah on the

.
Wa iyyaakum.
Wa assalaam