This is what I have found on this topic.
Sunan an-Nasa'i Book 44, Hadith 140
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he did not see anything wrong with it even if it was on credit.
Sunan an-Nasa'i Book 44, Hadith 139 Next Hadith → "I came to the Prophet and said: 'Wait, I want to ask you something. I sell camels in Al-Baqi with a price set in Dinars but I accept Dirhams instead.' He said: 'There is nothing wrong with it if you take the price on that day, still unfinished business between you both (buyer and seller)"'
Sunan an-Nasa'i Book 44, Hadith 141
Sunan an-Nasa'i Book 44, Hadith 139 Next Hadith → "I came to the Prophet and said: 'Wait, I want to ask you something. I sell camels in Al-Baqi with a price set in Dinars but I accept Dirhams instead.' He said: 'There is nothing wrong with it if you take the price on that day, still unfinished business between you both (buyer and seller)"'
Sunan an-Nasa'i Book 44, Hadith 141