Come into question
Definition 1 of 1
Pro Tip 1/3Questioning Validity
Use it when new facts create doubts about something previously believed to be true. 
His alibi came into question after the new witness testimony.
Pro Tip 2/3Implying Disapproval
It suggests a negative view or disappointment in something or someone. 
The minister's decision came into question when the scandal surfaced.
Pro Tip 3/3Triggered by Facts
It occurs because concrete evidence or information contradicts previous beliefs. 
His reasons for resigning came into question when emails were leaked.