The criterion for combining two prayers when it rains
Machine translationRead the Arabic original
Question:
Finally, Honorable Shaykh, Abu Ibrahim asks about the condition for combining prayers when it rains.
Answer:
Yes, it is permissible to combine the two prayers of Maghrib and 'Isha' in rain that wets the clothes. If he goes out and is exposed to the rain and his clothes get wet, he combines them. Likewise, if there is mud on the ground, clay and water from the effect of the rains, he combines between Maghrib and 'Isha' in this case. Yes.
Finally, Honorable Shaykh, Abu Ibrahim asks about the condition for combining prayers when it rains.
Answer:
Yes, it is permissible to combine the two prayers of Maghrib and 'Isha' in rain that wets the clothes. If he goes out and is exposed to the rain and his clothes get wet, he combines them. Likewise, if there is mud on the ground, clay and water from the effect of the rains, he combines between Maghrib and 'Isha' in this case. Yes.
Source
نور على الدرب - الفوزان - 03/146 — archive.org (18:48)
The Arabic text is a machine transcription of the audio recording.