(18) باب مَا يُسْتَحَبُّ أَنْ يَقُولَهُ عِنْدَ الْجِمَاعِ
Ibn" Abbas (Allah be pleased with thern) reported that Allah's Messenger (ﷺ) said:
If anyone amongst you intends to go to his wife he should say: In the name of Allah,0 Allah protect us against Satan and keep away the Satan from the one that you have bestowed upon us, and if He has ordained a male child for them, Satan will never be able to do any harm to him.
Reference: Sahih Muslim 1434 a
In-book reference: Book 16, Hadith 136
USC-MSA web (English) reference(deprecated numbering scheme): Book 8, Hadith 3361