The lion is the animal of brute strength and a voracious appetite. David speaks of the enemy as like a lion eager to tear, as a young lion lurking in ambush.
His enemy must have been hungry for his blood, like killer lions on the hunt, with the power to execute their strategies, and their attack was unpredictable. This all makes them difficult to resist.1
12 He is like a lion eager to tear, as a young lion lurking in ambush.