Genesis 50:3

And forty days were fulfilled for him; for so are fulfilled the days of those who are embalmed. And the Egyptians mourned for him seventy days.

Numbers 20:29

And the whole assembly saw that Aaron was dead, and they mourned for Aaron thirty days, even the whole house of Israel.

Deuteronomy 34:8

And the children of Israel wept for Moses in the plains of Moab thirty days; and the days of weeping and mourning for Moses were ended.

Genesis 50:10

And they came to the threshing-floor of Atad, which is beyond the Jordan; and there they lamented with a great and very grievous lamentation; and he made a mourning for his father of seven days.

Deuteronomy 21:13

and she shall put the clothes of her captivity from off her, and shall abide in thy house, and bewail her father and mother a full month, and afterwards thou mayest go in unto her, and be her husband, and she shall be thy wife.

Treasury of Scripture Knowledge

Summary

And forty days were fulfilled for him; for so are fulfilled the days of those which are embalmed: and the Egyptians mourned for him threescore and ten days.

Bible References

Three-score

Numbers 20:29
And the whole assembly saw that Aaron was dead, and they mourned for Aaron thirty days, even the whole house of Israel.
Deuteronomy 21:13
and she shall put the clothes of her captivity from off her, and shall abide in thy house, and bewail her father and mother a full month, and afterwards thou mayest go in unto her, and be her husband, and she shall be thy wife.
Deuteronomy 34:8
And the children of Israel wept for Moses in the plains of Moab thirty days; and the days of weeping and mourning for Moses were ended.