This verse, which is called "Ayetu'l-kursi" because the word Kursi is mentioned in it, is the 255th verse of Surah Baqara in the Qur'an.
In practice, the verse is divided into 7 parts, and each part is read aloud, written in Arabic, and translated. In this way, it is aimed to facilitate memorization.
The application also includes the interpretation of the verse.