Psalms 81:6-7

Meribah : a place at Kadesh-Barnea where Moses struck the rock for water
(30° 41´, 34° 29´); (28° 43´, 33° 50´); (30° 41´, 34° 29´)

Selah : a musical notation for crescendo or emphasis by action (IBD)
(30° 19´, 35° 27´)