" Verily al-Safa' and al-Marwa are among the Signs of Allah" ; so he who performs Hajj or Umra, for him there is no harm if he should circumambulate between them, and he who does good spontaneously-surely Allah is Bountiful in rewarding and Knowing.
Sahih Muslim Book 15, Hadith 289
← Previous Hadith I asked 'A'isha (Allah be pleased with her) ; the rest of the hadith is the same. And in this hadith (these words are also found):" When they (the Companions of the Holy Prophet) asked Allah's Messenger (ﷺ) about this, they said: Messenger of Allah, we felt reluctant to circumambulate between al-Safa' and al-Marwa. Then Allah, the Exalted and Majestic, revealed this verse:" Verily al-Safa' and al-Marwa are among the Signs of. Allah so he who perform Hajj or Umra it is no sin on him if he should circumambulate between them. 'A'isha (Allah be pleased with her) said: Allah's Messenger (ﷺ) laid down this Sa'i between them as Sunnah (of the Holy Prophet). So it is not advisable for anyone to abandon this Sa'i between them.

Sahih Muslim Book 15, Hadith 288 Next Hadith → " Verily al-Safa' and al-Marwa are among the Signs of Allah" ; so whoever performs Hajj or 'Umra, for him there is no harm that he should circumambulate between them.

Sahih Muslim Book 15, Hadith 290