Hadith #4116 (Sunan Abi Dawud)
Book: Clothing (Kitab Al-Libas)
Narrator(s): Abdullah bin Muslima al-Qa'nabi عبد الله بن مسلمة بن قعنب القعنبي, Anas bin Abi Aans, Imam Maalik مالك بن أنس بن مالك بن أبي عامر, Safiyya bint Abi 'Ubaid al-Thaqafi صفية بنت أبي عبيد بن مسعود الثقفية
Grade: Hasan

The Messenger of Allah (ﷺ) was brought some pieces of fine Egyptian linen and he gave me one and said: Divide it into two; cut one of the pieces into a shirt and give the other to your wife for veil. Then when he turned away, he said: And order your wife to wear a garment below it and not show her figure.
Abu Dawud said: Yahya b. Ayyub transmitted it and said: ‘Abbas b. ‘Ubaid Allah b. ‘Abbas

Source: https://parallelquran.com/hadith/sunan-abi-dawud-4116/