Treasury of Scripture Knowledge
2 Samuel 5:4
David was thirty years old when he began to reign, and he reigned forty years.
1 Chronicles 23:1
So when David was old and full of days, he made Solomon, his son, king over Israel.
1 Chronicles 29:27
And the time that he reigned over Israel was forty years; he reigned seven years in Hebron, and he reigned thirty-three years in Jerusalem.
The days of our years are seventy, and of the most valiant eighty years, yet their strength is labour and sorrow; for it is soon cut off, and we fly away.
And stricken in years
Now Abraham and Sarah were old and well stricken in age, and it ceased to be with Sarah after the manner of women.
And Abraham was old and well stricken in age, and the LORD had blessed Abraham in all things.
And it came to pass many days after the LORD had given rest unto Israel from all their enemies round about that Joshua waxed old and stricken in age.
And they had no child because Elisabeth was barren, and they both were now well advanced in years.
Again, if two sleep together, then they have heat, but how can one be warm alone?