question #2 Sahih al-Bukhari 1024, Book 15, Hadith 19 : What is the significance of facing the Qibla during supplication in Islamic practice?

from his uncle who said, “The Prophet (ﷺ) went out to invoke Allah for rain. He faced the Qibla invoking
Allah. He turned over his cloak (inside out) and then offered two rak`at and recited the Qur’an aloud in
them.”