If you stop on «إِنَّهُ», what happens to ṣilah?

Al-Kāfirūn and An-Naṣr: Applied Madd, Idghām, Ghunnah and Waqf

• It necessarily becomes kubrā
• The doubled-nūn ghunnah disappears
• Ṣilah is not performed at the stop
• It assimilates into lām