Hadith #3335 (Sunan Abi Dawud)
Book: Commercial Transactions (Kitab Al-Buyu)
Narrator(s): Mua'dh bin Mua'dh bin Nsr معاذ بن معاذ بن نصر, Smak bin Hrb bin Aws سماك بن حرب بن أوس, Sufyan bin Sa‘id Ath-Thawri سفيان الثوري, Suwayd bin Qays al-Tajibi سويد بن قيس التجيبي, Ubaidullah bin Mua'dh عبيد الله بن معاذ بن معاذ بن نصر
Grade: Sahih

I heard Messenger of Allah (ﷺ) say: Swearing produces a ready sale for a commodity but blots out the blessing. The narrator Ibn al-Sarh said: “for earning”. He also narrated this tradition from Sa’id b. al-Musayyab on the authority of Abu Hurairah from the Prophet (ﷺ).

Source: https://parallelquran.com/hadith/sunan-abi-dawud-3335/