Anyway, it is indeed a lovely lyric, so I share it with you here:
If I should die and leave you here awhile,
be not like others, sore undone, who keep
long vigils by the silent dust, and weep.
For my sake, turn again to life and smile,
nerving thy heart and trembling hand to do
something to comfort weaker hearts than thine.
Complete those dear unfinished tasks of mine,
and I perchance may therein comfort you.
- Mary Lee Hall
This puts me in mind of another poem along the same lines, and again written by a Mary-three-names: