"I heard Anas bin Malik say: 'When it was hot, the Messenger of Allah (ﷺ) would wait until it cooled down to pray, and when it was cold he would hasten to pray.'"
Sunan an-Nasa'i Book 6, Hadith 6
← Previous Hadith "I heard Anas bin Malik say: 'When the Prophet (ﷺ) halted, he would not move on until he had prayed Zuhr.' A man said: 'Even if it was the middle of the day?' He said: 'Even if it was the middle of the day.'"

Sunan an-Nasa'i Book 6, Hadith 5 Next Hadith → "The Messenger of Allah (ﷺ) said: 'If it is very hot, wait until it cools down before you pray, for intense heat is a breeze from Hell.'"

Sunan an-Nasa'i Book 6, Hadith 7