Pass judgement - Idioms by The Free Dictionary
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pass judgment (on someone or something)
To judge someone or something, especially hastily or preemptively. I know you usually don't like musicals, but don't pass judgment until you see this one for yourself. The president has been quick to pass judgment on those who speak out against her policies.
pass ˈjudgement (on/about somebody/something) (especially British English) (American English usually pass ˈjudgment (on/about somebody/something)) give your opinion about somebody/something, especially if this is critical: Don’t be too quick to pass judgement, you’re not perfect yourself, you know.