Luke 12:26
So, if you are not able to do even a little thing like that, why are you worrying about the rest?
Luke 12:29
So, do not look [anxiously] for what you will eat, and what you will drink, and do not be [continually] worried [i.e., about such things].
1 Peter 5:7
Place all your anxious cares upon God [in prayer], because He genuinely cares about 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, do not look [anxiously] for what you will eat, and what you will drink, and do not be [continually] worried [i.e., about such things].
1 Peter 5:7
Place all your anxious cares upon God [in prayer], because He genuinely cares about you.