Psalms 91:1-16 . David is the most probable author; and the pestilence, mentioned in 2 Samuel 24:13-15 , the most probable of any special occasion to which the Psalm may refer. The changes of person allowable in poetry are here frequently made.
5. terror--or, what causes it ( Proverbs 20:2 ).
by night--then aggravated.
arrow--that is, of enemies.
7, 8. The security is more valuable, as being special, and, therefore, evidently of God; and while ten thousands of the wicked fall, the righteous are in such safety that they only see the calamity.
9-12. This exemption from evil is the result of trust in God, who employs angels as ministering spirits ( Hebrews 1:14 ).
13. Even the fiercest, strongest, and most insidious animals may be trampled on with impunity.
14-16. God Himself speaks (compare Psalms 46:10 , Psalms 75:2 Psalms 75:3 ). All the terms to express safety and peace indicate the most undoubting confidence (compare Psalms 18:2 , 20:1 , 22:5 ).
set his love--that of the most ardent kind.