²⁹ If only they were wise and would understand this^(A)
    and discern what their end will be!^(B)

⁴ “Show me, Lord, my life’s end
    and the number of my days;^(A)
    let me know how fleeting^(B) my life is.^(C)

12 Remember^(A) your Creator
    in the days of your youth,
before the days of trouble^(B) come
    and the years approach when you will say,
    “I find no pleasure in them”—