`Dua After Azan – It Is Sunnah To Recite This Dua

Azan is an Islamic prayer call. Adhaan or Azaan is an Arabic word.
word adhaan, which means “announcement.” Five times a day, it is called
to summon Muslims to worship.

Having this Dua after Azan, on the other hand, is Sunnah.

According to the Sahih Bukhari, whoever recites this dua will receive the Syafaah

(intercession) of Prophet Muhammad PBUH on the Day of Judgment (Qayamah).
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https://azofficial.org/dua-after-azan-sunnah-to-recite-this-dua/