Jesus takes your concerns and worries and replaces them with rest and peace.

“Cast your burden on the LORD, and He shall sustain you” (Ps 55:22)
“casting all your care [merimna] upon Him, for He cares [melei] for you.” (1Pet 5:7)
“Come to Me, all you who labor and are heavy laden, and I will give you rest [anapauo].” (Matt 11:28)
“Be anxious [merimnao] for nothing, but in everything by prayer and supplication, with thanksgiving, let your requests be made known to God; and the peace of God, which surpasses all understanding, will guard your hearts and minds through Christ Jesus.” (Phil 4:6-7)
“So we may boldly say: The LORD is my helper; I will not fear. What can man do to me?” (Heb 13:6)
“For your Father knows the things you have need of before you ask Him.” (Matt 6:8)
“Therefore do not worry, saying, What shall we eat? or What shall we drink? or What shall we wear? For after all these things the Gentiles seek. For your heavenly Father knows that you need all these things.” (Matt 6:31-32)
“And do not seek what you should eat or what you should drink, nor have an anxious mind. For all these things the nations of the world seek after, and your Father knows that you need these things.” (Lk 12:29-30)
“If then God so clothes the grass, which today is in the field and tomorrow is thrown into the oven, how much more will He clothe you, O you of little faith?” (Lk 12:28)
“Look at the birds of the air, for they neither sow nor reap nor gather into barns; yet your heavenly Father feeds them. Are you not of more value than they?” (Matt 6:26)
“Do not fear therefore; you are of more value than many sparrows.” (Matt 10:31)
“Of how much more value then is a man than a sheep? Therefore it is lawful to do good on the Sabbath.” (Matt 12:12)
“But the very hairs of your head are all numbered. Do not fear therefore; you are of more value than many sparrows.” (Lk 12:7)
“Consider the ravens, for they neither sow nor reap, which have neither storehouse nor barn; and God feeds them. Of how much more value are you than the birds?” (Lk 12:24)
Reading: Ps 54-56; 1Jn 2