(1) باب وَلِكُلِّ نَبِيٍّ دَعْوَةٌ مُسْتَجَابَةٌ
Narrated Abu Huraira:
Allah's Messenger (ﷺ) said, "For every prophet there is one (special invocation (that will not be rejected) with which he appeals (to Allah), and I want to keep such an invocation for interceding for my followers in the Hereafter."
Reference: Sahih al-Bukhari 6304
In-book reference: Book 80, Hadith 1
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 8, Book 75, Hadith 317