In the passage Deuteronomy 34:4-8, it says"4 Then the Lord said to him, "This is the land which I promised by oath to Abraham, Isaac and Jacob when I said, "I will give it to your descendants." I have shown it to you with your own eyes, but you will not enter it." 5 Moses, the servant of the LORD, died there in Moab, as the LORD had said. 6 He buried him in Moab, in the valley before Beth-peor; but no one knows to this day where his grave is he was one hundred and twenty years old when he died, but his eyes were not weak nor his strength faded. 8 The Israelites grieved for Moses in the plains of Moab for thirty days, until the time came for weeping and mourning..