Sahih al-Bukhari 709
صحيح البخاري#709SahihNarrated Anas bin Malik:The Prophet (ﷺ) said, "When I start the prayer I intend to prolong it, but on hearing the cries of a child, I cut short the prayer because I know that the cries of the child will incite its mother's passions
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Every narration in Sahih al-Bukhari is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 10:104