The time must come when we must part

The time must come when we must part,
When we must say farewell;
To part with you gives to my heart
A sting no one can tell.
When I am gone and far away,
I still will think of thee.
I'll think of thee both night and day,
O then remember me.

Source: The Sacred Harp: the best collection of sacred songs, hymns, odes, and anthems ever offered the singing public for general use (1991 rev.) #414