The antonyms for the phrase "comes to pass" may include phrases like "doesn't happen," "fails to materialize," "misses the mark," or "falls short." These antonyms indicate that an expected outcome or event did not occur as planned or predicted. Other potential antonyms might include phrases like "goes amiss," "takes a wrong turn," or "meets an obstacle" - all of which suggest that a particular course of action or sequence of events was met with unexpected challenges or setbacks. Ultimately, the precise antonyms for "comes to pass" will depend on the specific context in which the phrase is being used.