Luke 18:7 KJV

And shall not God avenge his own elect, which cry day and night unto him, though he bear long with them?
Luke 18:7, King James Version

In context

6 And the Lord said, Hear what the unjust judge saith.

7 And shall not God avenge his own elect, which cry day and night unto him, though he bear long with them?

8 I tell you that he will avenge them speedily. Nevertheless when the Son of man cometh, shall he find faith on the earth?

2 Peter 3:9 The Lord is not slack concerning his promise, as some men count slackness; but is longsuffering to us-ward, not willing that any should perish, but that all should come to repentance.
Hebrews 10:35 Cast not away therefore your confidence, which hath great recompence of reward.
1 Timothy 5:5 Now she that is a widow indeed, and desolate, trusteth in God, and continueth in supplications and prayers night and day.
Luke 11:13 If ye then, being evil, know how to give good gifts unto your children: how much more shall your heavenly Father give the Holy Spirit to them that ask him?
2 Thessalonians 1:6 Seeing it is a righteous thing with God to recompense tribulation to them that trouble you;