Yes, Yasin's letter is the 36th chapter of the Qur'an which consists of 83 verses. This letter contains the warnings of Allah SWT and His Messenger, worshiping Allah SWT, recompense for believers and non-believers, signs of Allah's power, and warnings of the Prophet about hell.

Surah Al-Waqi'ah is the 56th surah in the Qur'an. This surah consists of 96 verses and belongs to the Makkiyah surah group. This surah is named Al Waaqi'ah, taken from the words of Al Waaqi'ah contained in the first verse.

Surah Al-Mulk is the 67th chapter of the Qur'an. This surah is classified as a Makkiyah letter, consisting of 30 verses. Named Al Mulk which means Kingdom taken from the word Al Mulk contained in the first verse of this surah. This letter is also called At Tabaarak which means the Most Holy.

Surah Ar-Rahman is the 55th surah in the Qur'an. This surah is classified as a makkiyah letter, consisting of 78 verses. Named Ar-Rahmaan which means the Most Gracious comes from the word Ar-Rahman contained in the first verse of this surah. Ar-Rahman is one of the names of Allah.

Surah Al-Kahf also known as Ashabul Kahf is the 18th chapter of the Qur'an. This surah consists of 110 verses, including the Makkiyah surahs. Named Al-Kahf and Ashabul Kahf which means Cave-dwellers.

With us often reading the letter and also prayer we will get many benefits and blessings from Allah