Omniscient angel lies, being at fault (3-6)

I believe the answer is:

all-seeing

'omniscient' is the definition.
(thesaurus)

'angel lies being at fault' is the wordplay.
'being at fault' is an anagram indicator.
'angel'+'lies'='angellies'
'angellies' is an anagram of 'ALL-SEEING'.

I've seen this clue in The Independent.

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