Bible Verses About Prayer: Answer to prayer, delayed

My God, my God, why have You forsaken me? Why are You so far from saving me, so far from my words of groaning?

I cry out by day, O my God, but You do not answer, and by night, but I have no rest.

I waited patiently for the LORD; He inclined to me and heard my cry.

O LORD God of Hosts, how long will Your anger smolder against the prayers of Your people?

Why, O LORD, do You reject me? Why do You hide Your face from me?

After ten days the word of the LORD came to Jeremiah,

How long, O LORD, must I call for help but You do not hear, or cry out to You, “Violence!” but You do not save?

Will not God bring about justice for His elect who cry out to Him day and night? Will He continue to defer their help?