As Imam Ridha said in the tradition just cited above...

As Imam Ridha said in the tradition just cited above, God has established congregational prayers as the means by which men can publicly recognize the servitude to God, and the people of the East and the West can become fully aware of this divine proof. The congregational prayer also fosters cooperation, helping each other and the prevention of wicked deeds.

A Few Words from “Asrar ul-Salat” Now we will present a few words from Asrar ul-Salat by the late Hajj Mirza Malaki Tabrizi regarding congregational prayers as follows. The main wisdom behind the decree on congregational prayers is the unity of the hearts of the believers in God’s affair. There are many benefits to this unity including the strengthening of Islam.

In addition to this, congregational prayers are very effective in the perfection of the soul, its strengthening the soul in trotting along the path towards God, and…