´It was narrated that Abu Sa'eed Al-Khudri said:` "The Iqamah for Zuhr prayer would be said, and a person could go to the Al-Baqi', relieve himself, perform wudhu, and come (to the masjid), and the Messenger of Allah (ﷺ) would still be in the first rak'ah, making it lengthy.
Hadith Referenceسنن نسائي / باب سجود القرآن / 974
Hadith Gradingالألبانی:صحيح | زبیر علی زئی:صحيح مسلم
Hadith Takhrij«صحیح مسلم/الصلاة 34 (454) ، سنن ابن ماجہ/الإقامة 7 (825) ، (تحفة الأشراف: 4282) ، مسند احمد 3/35 (صحیح)»
´Abdullah bin Abi Qatadah narrated that:` His father said: "The Messenger of Allah (ﷺ) used to lead us in prayer, and he would recite in the first two rak'ahs and make us hear some verses. And he would make the (first) Rak'ah lengthy in Zuhr, and also the first rak'ah." Meaning in Subh.
Hadith Referenceسنن نسائي / باب سجود القرآن / 975
Hadith Gradingالألبانی:صحيح | زبیر علی زئی:متفق عليه