Verse 1
"A Psalm of David." LORD, I a cry unto thee: make haste unto me; give ear unto my voice, when I cry unto thee.
(a) He shows that there is no other refuge in our necessity but only to flee to God for comfort of soul.
Verse 2
Let my prayer be set forth before thee [as] incense; [and] the b lifting up of my hands [as] the evening sacrifice.
(b) He means his earnest zeal and gesture, which he used in prayer: alluding to the sacrifices which were by God's commandment offered in the old law.
Verse 3
Set a watch, O LORD, before my mouth; c keep the door of my lips.
(c) He desires God to keep his thoughts and ways either from thinking or executing vengeance.
Verse 4
Incline not my heart to [any] evil thing, to practise wicked works with men that work iniquity: and let me not eat of their d dainties.
(d) Let not their prosperity lure me to be wicked as they are.
Verse 5
Let the righteous smite me; [it shall be] a kindness: and let e him reprove me; [it shall be] an excellent oil, [which] shall not break my head: for yet my prayer also [shall be] in their calamities.
(e) He could abide all corrections that came from a loving heart.
Verse 6
When their judges are overthrown in stony places, they shall g hear my words; for they are sweet.
(g) The people who follow their wicked rulers in persecuting the prophet will repent and turn to God, when they see their wicked rulers punished.
Verse 7
Our bones are scattered at the h grave's mouth, as when one cutteth and cleaveth [wood] upon the earth.
(h) Here it appears that David was miraculously delivered out of many deaths as in (2 Corinthians 1:9-10).
Verse 10
Let the wicked fall into i their own nets, k whilst that I withal escape.
(i) Into God's nets, by which he catches the wicked in their own malice.
(k) So that none of them escape.