The sun set behind the mountain in Ramadan, so I broke my fast, and the mu'adhdhin called the adhan after that; what is the ruling?

Question:
He says: Honorable Shaykh, may Allah grant you success. He says: I was with my family in my village last Ramadan, and there were mountains around us. I was with my family in my village last Ramadan, and there were mountains around us. So when the sun set behind the mountain, I called the adhan immediately, and some of my family broke their fast, but the mu'adhdhin did not call the adhan until after me. What is the ruling in that? The ruling is

Answer:
You called the adhan before the time, and you broke your fast, so you must make up that day, because you broke your fast before the day was complete and before the sun had set. It is not about the sun disappearing behind the mountain, or the building, or the structure; the point is its disappearing on the horizon. Its disappearing on the horizon is the time for breaking the fast. Yes.