Abu Hurairah (May Allah be pleased with him) reported:
Messenger of Allah (ﷺ) said, "When you wear your clothes or perform your Wudu', begin with your right side."[Abu Dawud and At- Tirmidhi]. (IT)
App reference (IT): Book 2, Hadith 46 (IT)
Arabic/English book reference (IT): Book 2, Hadith 726 (IT)