8 .
However, in 'closed houses' (monasteries and the like), those who have individually devoted themselves to God will meet collectively for worship several times per day (and indeed, during the night) as a key part of their shared spiritual life.
A monk within the Order of St Benedict ~ probably the most famous and widely-established Order ~ would meet for worship and collective contemplation ... how often?
7 times daily during the week, 9 times at weekends and on other Holy Days
6 times daily during the week, 7 times at weekends and on other Holy Days
5 times daily during the week, 6 times at weekends and on other Holy Days
3 times daily during the week, 5 times at weekends and on other Holy Days