1
general::
A point of divergence, especially an important one, as in When Jim decided to travel with the band and Jill wanted a more normal home life, they came to a parting of the ways. This term, which transfers a fork in a road to alternative courses of action, appears in the Bible (Ezekiel 21:21), where the king of Babylon must decide whether or not to attack Jerusalem: "[He] stood at the parting of the way." [c. 1600]
American Heritage Idioms
2
general::
Phrase(s): a parting of the ways
a point at which people separate and go their own ways. (Often with come to a, arrive at a, reach a, etc.) • Jane and Bob finally came to a parting of the ways. • Bill and his parents reached a parting of the ways.
McGrawhill's American Idioms And Phrasal Verbs