Berean Study Bible
Then Jesus told them a parable about their need to pray at all times and not lose heart:

King James Bible
And he spake a parable unto them to this end, that men ought always to pray, and not to faint;

American Standard Version
And he spake a parable unto them to the end that they ought always to pray, and not to faint;

Darby Bible Translation
And he spoke also a parable to them to the purport that they should always pray and not faint,

Douay-Rheims Bible
AND he spoke also a parable to them, that we ought always to pray, and not to faint,

English Revised Version
And he spake a parable unto them to the end that they ought always to pray, and not to faint;

Young's Literal Translation
And he spake also a simile to them, that it behoveth us always to pray, and not to faint,