Authors:

On limestone quarried near the spot By his command these words are cut: Cast a cold eye On life, on death. Horseman, pass by!

"Under Ben Bulben" l. 89 (1939). The final three lines are in fact inscribed on Yeats's gravestone.
On limestone quarried near the spot By his command these words are cut: Cast a cold eye On life, on death. Horseman, pass by!