What is the main topic of Riyad us Saliheen Hadith 604?

Riyad us Saliheen Hadith 604 is from chapter "The Book of Miscellany". Summary: The Prophet (ﷺ) used to do the same. [Al-Bukhari and Muslim].

Riyad us Saliheen: Hadith 604

1. The Book of Miscellany

604

Riyad us Saliheen

وعن أنس رضي الله عنه أنه مر على صبيان فسلم عليهم وقال‏:‏ كان النبي صلى الله عليه وسلم يفعله‏.‏ ‏(‏‏(‏متفق عليه‏)‏‏)‏

Anas (May Allah be pleased with him) passed by some children and greeted them (by saying As-salamu 'alaikum to them). Then he said:

The Prophet (ﷺ) used to do the same.

[Al-Bukhari and Muslim].

Reference: Arabic/English book : Book 1, Hadith 604