Boast not thyself of to morrow; for thou knowest not what a day may bring forth.
Proverbs is a collection of practical wisdom sayings from ancient Israel, much of it attributed to King Solomon, known in the Bible as the wisest man who ever lived. This verse delivers a short, sharp warning against a very human tendency: assuming the future belongs to us. The word 'boast' here suggests a casual, breezy confidence — talking about tomorrow as though it is already secured and guaranteed. The verse does not say tomorrow will be bad. It simply says you do not know what it holds. That honest admission — not pessimism, but clear-eyed realism — is the heart of the verse. It is an invitation to hold your plans more loosely and your certainty about the future with more humility.
Father, I confess I plan as though tomorrow is mine to control and guarantee. Remind me today that you hold what I cannot see, and that my security is not in my ability to predict the future but in your faithfulness through whatever it brings. Teach me to hold my plans with open hands. Amen.
You have probably written a tomorrow that did not happen the way you wrote it. A relationship you thought was just beginning that quietly ended. A job that dissolved without warning. A phone call on an ordinary Wednesday that rearranged everything. The future has a stubborn habit of refusing to cooperate with even our most careful plans. This proverb is not trying to make you anxious — it is trying to make you honest. There is a kind of arrogance that sneaks into planning, so gradually you barely notice it: we stop treating the future as something we receive and start treating it as something we own. But you do not own tomorrow. You do not even own the next hour. Strangely, that is not a threat. It is a relief, if you let it be. It means you can stop performing a certainty you do not actually have. You can hold your plans with open hands rather than clenched fists. You can make wise decisions today without betting your entire peace on a future only God can see.
What is the difference between wisely planning for the future and the kind of boasting this verse warns against — where is that line?
In what area of your life do you most struggle to hold your plans loosely — career, relationships, finances, health, or something else?
This verse does not say 'don't plan,' but it says something about our posture toward the future. What posture do you think it is actually inviting you into?
How does your uncertainty about the future affect the way you relate to others — does it make you hold people more tightly, more loosely, or differently depending on the relationship?
What is one plan or assumption about tomorrow you are gripping too tightly right now — and what would it look like to actually release some of that?
(For he saith, I have heard thee in a time accepted, and in the day of salvation have I succoured thee: behold, now is the accepted time; behold, now is the day of salvation.)
2 Corinthians 6:2
Come ye, say they, I will fetch wine, and we will fill ourselves with strong drink; and to morrow shall be as this day, and much more abundant.
Isaiah 56:12
Wherefore (as the Holy Ghost saith, To day if ye will hear his voice,
Hebrews 3:7
Go to now, ye that say, To day or to morrow we will go into such a city, and continue there a year, and buy and sell , and get gain :
James 4:13
And when he had apprehended him, he put him in prison, and delivered him to four quaternions of soldiers to keep him; intending after Easter to bring him forth to the people.
Acts 12:4
But now ye rejoice in your boastings: all such rejoicing is evil.
James 4:16
I made haste, and delayed not to keep thy commandments.
Psalms 119:60
Do not boast about tomorrow, For you do not know what a day may bring.
AMP
Do not boast about tomorrow, for you do not know what a day may bring.
ESV
Do not boast about tomorrow, For you do not know what a day may bring forth.
NASB
Do not boast about tomorrow, for you do not know what a day may bring forth.
NIV
Do not boast about tomorrow, For you do not know what a day may bring forth.
NKJV
Don’t brag about tomorrow, since you don’t know what the day will bring.
NLT
Don't brashly announce what you're going to do tomorrow; you don't know the first thing about tomorrow.
MSG