A Local Spiritual Assembly should be formed in any locality where nine or more adult believers reside. The fact that some of them are not well grounded in the Faith is not a reason for delaying formation of the Assembly, but is a matter to be dealt with separately."
- The Universal House of Justice (From a Letter written by the Universal House of Justice to a National Spiritual Assembly, November 23, 1975: Teaching and Commitment, a compilation from the World Centre; compilation: ‘Lights of Guidance’)