Psalm 18:30 KJV
As for God, his way is perfect: the word of the LORD is tried: he is a buckler to all those that trust in him.
Psalm 18:28–32 KJV Chapter Context
28
For thou wilt light my candle: the LORD my God will enlighten my darkness.
29
For by thee I have run through a troop; and by my God have I leaped over a wall.
30
As for God, his way is perfect: the word of the LORD is tried: he is a buckler to all those that trust in him.
31
For who is God save the LORD? or who is a rock save our God?
32
It is God that girdeth me with strength, and maketh my way perfect.