How to Navigate Life Until You Know the Day You Die

Allah tells you that I resurrect earth after it dies why is Allah telling us this this fact regarding to us being disconnected because Allah saying connect with me and I will resurrect your heart after it was dead basically from the remembrance of Allah. If you use that manual that Allah gave you why would you trust Allah's manual because Allah's the one who created everything so Allah knows you and Allah knows the hurdles that you're gonna have to overcome Quran and Sunnah combined into Islam which is a combination of Quran and Sunah.