Ibn Shihab (al-Zuhr) reported on the authority of Abu Bakr bin Sulaiman bin Abi Hathmah that the Messenger of Allah ﷺ did not make two prostrations when are made when one is doubtful until the people met him. Abu Dawud said; this tradition has also been transmitted by al-Zahidi from al-zuhr from Abu Bakr bin Sulaiman bin Abi HAthman from thre prophet ﷺ. This version goes: he did not make two prostrations on account of forgetfulness.
Hadith Referenceسنن ابي داود / أبواب تفريع استفتاح الصلاة / 1013
Hadith Gradingالألبانی:صحيح | زبیر علی زئی:صحيح, صححه ابن خزيمة (1043 وسنده صحيح) وله شاھد صحيح عند النسائي (1232ب)
Hadith Takhrij« سنن النسائی/السہو 22 (1232)، (تحفة الأشراف: 13180، 15192) (صحیح) » (صحیح مرفوع احادیث سے تقویت پاکر یہ مرسل حدیث بھی صحیح ہے )