minimum number of persons for Juma

Question:
A salaamu alaikum,
I was asked this question by a muslim brother, sometime ago. “What is the minimum number of people that can perform Juma salaah”?

Answer:
Wa Alaikum As Salaam,
Besides the Imam, there must be three males who have passed the age of puberty.
And Allah knows best,
Mufti Waseem Khan.