If one recited Shema in a place that warranted suspicion of excrement and afterwards found excrement there, must one repeat the Shema?

PrayerPurity Requirements

Synopsis

If a location was one that warranted suspicion but one failed to check and later found excrement, the Shema must be repeated. If the location did not warrant suspicion, no repetition is needed.

Early Acharonim
Late Acharonim
Lenient
Strict
Lesser cited
Major authority

Discussion

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