Heavy Noon: Noon-e-Thaqeelah

Introduction to Emphatic Laam and Noon of Emphasis

Noon-e-Thaqeelah is the heavy emphatic Noon.
It is written with Shaddah:
نَّ
An emphatic future example using the heavy Noon is:
لَيَفْعَلَنَّ
At this stage, recognize the doubled Noon at the end.