(1) باب النَّهْىِ عَنِ الْحَلِفِ بِغَيْرِ اللَّهِ تَعَالَى
Ibn 'Umar heard Allah's Messenger (ﷺ) as saying:
He who has to take an oath, he must not take oath but by Allah. The Quraish used to take oath by their fathers. So he (the Holy Prophet) said: Do not take oath by your fathers. (DE)
Reference (DE): Sahih Muslim 1646 f (DE)
In-book reference (DE): Book 27, Hadith 6 (DE)
USC-MSA web (English) reference(deprecated numbering scheme): Book 15, Hadith 4040 (DE)