Tidak Sah!

Yesterday, my daughter joined me doing Maghrib prayer.

When I was reciting Tahyat Awal, I heard my daughter recited out loud

Bismillahirrahmannirahim,
Bismikallah Humma Ahya Wa Amut.
Amin.

I laughed silently, okay? Mmg sah, tak sah sembahyangku itu!