question #3 Sahih al-Bukhari 1018, Book 15, Hadith 13 : What is the significance of invoking Allah for rain during times of drought and hardship?

I p man complained to the Prophet (ﷺ) about the destruction of livestock and property and the hunger of
the offspring. So he invoked (Allah for rain. The narrator (Anas) did not mention that the Prophet (ﷺ) had
worn his cloak inside out or faced the Qibla.