That Sa'd b. 'Ubadah said to the Messenger of Allah ﷺ : What do you think if I find with my wife a man ; should I give him some time until I bring four witnesses ?" He said: "Yes". (Using translation from Abū Dāʾūd 4533)

لِرَسُولِ اللَّهِ ﷺ يَا رَسُولَ اللَّهِ أَرَأَيْتَ إِنْ وَجَدْتُ مَعَ امْرَأَتِي رَجُلًا أُمْهِلُ حَتَّى آتِيَ بِأَرْبَعَةِ شُهَدَاءَ؟ قَالَ رَسُولُ اللَّهِ ﷺ «نَعَمْ»