Do not boast about tomorrow, for you do not know what a day may bring. (Proverbs 27:1 ESV)

Be still before the Lord and wait patiently for him. (Psalm 37:7a ESV)

He makes me to lie down in green pastures; He leads me beside the still waters. He restores my soul; He leads me in the paths of righteousness for His name’s sake. (Psalm 23:2–3 KJV)

But as for me, I watch in hope for the LORD, I wait for God my Savior; my God will hear me. (Micah 7:7 NIV)

Cast thy burden upon the Lord, and he shall sustain thee: he shall never suffer the righteous to be moved. (Psalm 55:22 KJV)

When you pass through the waters, I will be with you; and through the rivers, they shall not overflow you.” (Isaiah 43:2a KJV)

And let the peace of Christ rule in your hearts. (Colossians 3:15 KJV)

And a great windstorm arose, and the waves were breaking into the boat, so that the boat was already filling.  But he was in the stern, asleep on the cushion. And they woke him and said to him, "Teacher, do you not care that we are perishing?" And he awoke and rebuked the wind and said to the sea, "Peace! Be still!" And the wind ceased, and there was a great calm. (Mark 4:37-39 ESV)

The Lord will give strength to His people; the Lord will bless His people with peace. (Psalm 29:11KJV)

Nation shall not lift up sword against nation, neither shall they learn war any more. (Isaiah 2:4b KJV)

And let the peace that comes from Christ rule in your hearts. (Colossians 3:15 NLT)

I know the Lord is always with me. I will not be shaken. (Psalm 16:8 NLT)

Behold, I bring you good tidings of great joy which will be to all people. For there is born to you this day in the city of David a Savior, who is Christ the Lord. (Luke 2:10-11)

Suddenly there was with the angel a multitude of the heavenly host praising God and saying, “Glory to God in the highest, and on earth peace among those with whom he is pleased!” (Luke 2:13–14)

For God so loved the world, that he gave his only begotten Son, that whosoever believeth in him should not perish, but have everlasting life. (John 3:16)

When times are good, be happy; but when times are bad, consider this: God has made the one as well as the other. Therefore, no one can discover anything about their future. (Ecclesiastes 7:14 NIV)

The eternal God is your refuge, and his everlasting arms are under you. (Deuteronomy 33:27 NLT)

Those who know your name trust in you, for you, O LORD, do not abandon those who search for you. (Psalms 9:10 NLT)

Give all your worries and cares to God, for he cares about you. (1 Peter 5:7 NLT)

Don’t let your hearts be troubled. Believe in God, believe also in me. (John 14:1)