Ibn 'Abbas narrated that the Messenger of Allah (ﷺ) judged that the oath is due from the one the claim is made against.
Jami` at-Tirmidhi Book 15, Hadith 22
← Previous Hadith "The proof is due from the claimant, and the oath is due from the one the claim is made against."

Jami` at-Tirmidhi Book 15, Hadith 21 Next Hadith → "The Messenger of Allah (ﷺ) passed judgement based on an oath along with one witness." Rabi'ah (one of the narrators) said: "A son of Ibn Sa'd bin 'Ubadah informed me saying: 'We found in a book of Sa'd that the Prophet (ﷺ) passed judgement based on an oath along with a witness.'"

Jami` at-Tirmidhi Book 15, Hadith 23