'Widow' in the Bible

But if any widow has children or grandchildren, they must learn to show profound respect for their own household first, and to pay back recompense to their parents, for this is pleasing in the sight of God.

But the widow [who is one] truly, and is left alone, has put her hope in God and continues in her petitions and prayers night and day.

Let a widow be put on the list [if she] is not less than sixty years [old], the wife of one husband,