Crossword Genius

Punish bad Bert for vandalising jail (3,6,4)

Ross

I believe the answer is:

put behind bars

'jail' is the definition.
(synonyms)

'punish bad bert for vandalising' is the wordplay.
'for vandalising' indicates an anagram.
'punish'+'bad'+'bert'='punishbadbert'
'punishbadbert' anagrammed gives 'PUT BEHIND BARS'.

I've seen this clue in The Times.
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