The Time of the Prostration for Forgetfulness When a Rak'ah Is Added
Machine translationRead the Arabic original
Question:
The questioner says: Shaykh, if the imam is praying the midday prayer and he adds a fifth rak'ah, does he perform the prostration for forgetfulness before the closing salam, or after the closing salam?
Answer:
It is permissible to do it before the closing salam and after the closing salam, but if the prostration for forgetfulness is for an addition, it is better to do it after the closing salam. Yes.
The questioner says: Shaykh, if the imam is praying the midday prayer and he adds a fifth rak'ah, does he perform the prostration for forgetfulness before the closing salam, or after the closing salam?
Answer:
It is permissible to do it before the closing salam and after the closing salam, but if the prostration for forgetfulness is for an addition, it is better to do it after the closing salam. Yes.
Source
نور على الدرب - الفوزان - 03/062 — archive.org (8:40)
The Arabic text is a machine transcription of the audio recording.