Numbers 27:13
And when thou hast seen it, thou also shalt be gathered unto thy people, as Aaron thy brother was gathered.
Cross-reference
Numbers 20:24-28 recounts Aaron's actual death and gathering, the very event God refers to here as the pattern for Moses.
Numbers 31:2 commands Moses to avenge Midian before being gathered to his people, linking to his death.
Numbers 33:38 gives another account of Aaron's death on Mount Hor, reinforcing the event God compares to Moses' coming death.
In Genesis 25:8, the same phrase 'gathered to his people' first describes Abraham's death, establishing the idiom used here for Moses.
In Genesis 25:17, Ishmael also is 'gathered to his people' — showing this idiom applies to all descendants, not just the covenant line.
Deuteronomy 10:6 records Aaron's death and burial at Moserah, a parallel tradition to the same event referenced here.
Deuteronomy 32:50 repeats the same command and comparison to Aaron's death, confirming the promise that Moses will be gathered.
Deuteronomy 1:37 explains why Moses cannot enter the land — the same reason (Meribah) that leads to his being gathered here.
Deuteronomy 31:2 records Moses' own acknowledgment that God has forbidden him from crossing the Jordan, the context behind his imminent gathering.
Deuteronomy 31:14 has God directly telling Moses his death is near, paralleling the announcement here that he will be gathered to his people.
Deuteronomy 32:48 records the same command for Moses to ascend Nebo and die, providing the parallel narrative of this event.
Psalm 106:32 explicitly links Moses' death to the Meribah rebellion, giving a poetic reflection on the cause.