It is narrated from Mujahid that it was said to Sayyiduna Ibn Abbas (may Allah be pleased with them) that their area is a cold region, so he said: (Then in that case) delay the Zuhr prayer and offer the Asr prayer early, and perform one ghusl (ritual bath), offer the Maghrib prayer late and the Isha prayer early with one ghusl, and perform one ghusl for the Fajr prayer.