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....

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" does not have a ghunnah on the .  
Wa iyyaakum. 
Wa assalaam