Some of Bach’s motets had a striking impact (5)

I believe the answer is:

smote

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'had a striking impact' is the definition.
The answer and definition can be both to do with contact as well as being past participle verbs.
Maybe you can see an association between them that I don't see?

'some of bach's motets' is the wordplay.
'some of' says the answer is hidden in the clue.
'SMOTE' can be found hidden inside 'bachs motets'.

Can you help me to learn more?

(Other definitions for smote that I've seen before include "Hit" , "Struck firmly" .)

I've seen this clue in the Evening Standard.

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