Luke 12:26

So if you cannot do the least good, why should you worry about the rest?

Luke 12:29

So you must not ask what you are to have to eat or drink, and you must not be anxious about it.

1 Peter 5:7

Throw all your anxiety upon him, for he cares for you.

Treasury of Scripture Knowledge

Summary

If ye then be not able to do that thing which is least, why take ye thought for the rest?

Bible References

Why

Luke 12:29
So you must not ask what you are to have to eat or drink, and you must not be anxious about it.
1 Peter 5:7
Throw all your anxiety upon him, for he cares for you.