(5) بَاب اسْتِحْبَابِ تَحْنِيكِ الْمَوْلُودِ عِنْدَ وِلَادَتِهِ وَحَمْلِهِ إِلَى صَالِحٍ يُحَنِّكُهُ وَجَوَازِ تَسْمِيَتِهِ يَوْمَ وِلَادَتِهِ وَاسْتِحْبَابِ التَّسْمِيَةِ بِعَبْدِ اللَّهِ وَإِبْرَاهِيمَ وَسَائِرِ أَسْمَاءِ الْأَنْبِيَاءِ عَلَيْهِمْ السَّلَام
'A'isha reported that the new-born infants were brought to Allah's Messenger (ﷺ). He blessed them and rubbed their palates with dates.
Reference: Sahih Muslim 2147
In-book reference: Book 38, Hadith 34
USC-MSA web (English) reference(deprecated numbering scheme): Book 25, Hadith 5347