Matthew 25:26

His master said to him in reply, 'You rascal, you idle servant! You knew, did you, that I reap where I have never sowed and gather where I have never winnowed!

Romans 12:11

never let your zeal flag; maintain the spiritual glow; serve the Lord;

Hebrews 6:12

so that instead of being slack you may imitate those who inherit the promises by their stedfast faith.

Treasury of Scripture Knowledge

Summary

As vinegar to the teeth, and as smoke to the eyes, so is the sluggard to them that send him.

Bible References

So

Matthew 25:26
His master said to him in reply, 'You rascal, you idle servant! You knew, did you, that I reap where I have never sowed and gather where I have never winnowed!
Romans 12:11
never let your zeal flag; maintain the spiritual glow; serve the Lord;
Hebrews 6:12
so that instead of being slack you may imitate those who inherit the promises by their stedfast faith.