It is narrated in a marfu’ form from Hazrat Abu Hurairah (may Allah be pleased with him) that if I did not fear hardship for my ummah, I would have commanded them to use the miswak at the time of every prayer and to delay the ‘Isha prayer.
Hadith Referenceمسند احمد / مسند المكثرين من الصحابة / 7339