Luke 18:1

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

Now he told them a parable on the need for them to pray always and not give up.

And he told them a parable to the effect that they ought always to pray and not lose heart.

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

Now He was telling them a parable to show that at all times they ought to pray and not become discouraged,

Then He spoke a parable to them, that men always ought to pray and not lose heart,

One day Jesus told his disciples a story to show that they should always pray and never give up.

He also spoke a parable to them that they must always pray and not give up,