Sahavas literally means dwelling together, close companionship, or in the company of. It may also refer to a spiritual retreat or a gathering held by a guru

Guru

A guru is one who is regarded as having great knowledge, wisdom, and authority in a certain area, and who uses it to guide others . Other forms of manifestation of this principle can include parents, school teachers, non-human objects and even one's own intellectual discipline, if the...

or master so that his devotees may enjoy his company, i.e., his physical presence, or a gathering in his honor where his followers meet to remember him.