An-Nahl 16:15

Waalqa fee al-ardi rawasiyaan tameeda bikum waanharan wasubulan laAAallakum tahtadoon

And He has cast into the earth firmly set mountains, lest it shift with you, and [made] rivers and roads, that you may be guided,

And He placed mountains on the earth, lest it should shake with you, and rivers and tracks, so that you may find the right way,