من لا يحضره الفقيه, volume 2, page 405

Hadith.2825 - Abdullah ibn Sinan asked Abu Abdullah (as) about a man who arrives for Hajj and finds the heat unbearable, so he performs Tawaf around the Ka'bah but delays the Sa’y until it cools down. Abu Abdullah (as) replied: "There is no harm in doing so, and I have sometimes done it myself."

Translation: Bab Ul Qaim Publications — attributed by Thaqalayn·The Arabic above is the original.

Hadith.2826 - In another narration, it is stated: "He may delay it until the night."

Translation: Bab Ul Qaim Publications — attributed by Thaqalayn·The Arabic above is the original.

Hadith.2827 - Al-'Ala reported from Muhammad ibn Muslim, who narrated from one of the holy Imams (as) saying: "I asked him about a man who circumambulated the House (Ka'bah) and became weary. Can he delay the Sa'y between Safa and Marwah until the next day?" Imam (as) replied: "No."

Translation: Bab Ul Qaim Publications — attributed by Thaqalayn·The Arabic above is the original.

Hadith.2828 - Rifa'a asked him about a man who is performing Tawaf around the House (Ka'bah) when the time for the Asr prayer begins. Should he perform Sa'y before praying, or should he pray before performing Sa'y? Imam (as) replied: "There is no harm in praying first and then performing Sa'y."

Translation: Bab Ul Qaim Publications — attributed by Thaqalayn·The Arabic above is the original.