Answer:
"Stop here, or gently pass!" (line 4)
Explanation:
On this line the passer, or the writer of this poem was given an option to go on their journey, to enjoy the nature and journey ahead, but the thy lyric poem keeps describing the beauty of the reapers song. This leaves the reader in believe that singing was indeed worthy, or beautiful enough, to stay and listen to, to know more about it.
This is more like the compass for finding your way out of a geometry book. A mathematical compass (like this one) is used to draw perfect circles. For Donne, it was the perfect metaphor for the long-distance relationship he imagined with his wife. Line 26: The compass is introduced emphasizing two crucial features.