Top 25 Bible Verses About Keeping Promises (ESV)

2 If a man vows a vow to the LORD, or swears an oath to bind himself by a pledge, he shall not break his word. He shall do according to all that proceeds out of his mouth.

34   I will not violate my covenant
    or alter the word that went forth from my lips.

4 When you vow a vow to God, do not delay paying it, for he has no pleasure in fools. Pay what you vow. 5 It is better that you should not vow than that you should vow and not pay.

9 The Lord is not slow to fulfill his promise as some count slowness, but is patient toward you, not wishing that any should perish, but that all should reach repentance.

37 Let what you say be simply ‘Yes’ or ‘No’; anything more than this comes from evil.

19   God is not man, that he should lie,
    or a son of man, that he should change his mind.
  Has he said, and will he not do it?
    Or has he spoken, and will he not fulfill it?

33 “Again you have heard that it was said to those of old, ‘You shall not swear falsely, but shall perform to the Lord what you have sworn.’

14 “And now I am about to go the way of all the earth, and you know in your hearts and souls, all of you, that not one word has failed of all the good things that the LORD your God promised concerning you. All have come to pass for you; not one of them has failed.

12 But above all, my brothers, do not swear, either by heaven or by earth or by any other oath, but let your “yes” be yes and your “no” be no, so that you may not fall under condemnation.

30:1 Moses spoke to the heads of the tribes of the people of Israel, saying, “This is what the LORD has commanded. 2 If a man vows a vow to the LORD, or swears an oath to bind himself by a pledge, he shall not break his word. He shall do according to all that proceeds out of his mouth.

9 because, if you confess with your mouth that Jesus is Lord and believe in your heart that God raised him from the dead, you will be saved.

4 or if anyone utters with his lips a rash oath to do evil or to do good, any sort of rash oath that people swear, and it is hidden from him, when he comes to know it, and he realizes his guilt in any of these;

7 “Ask, and it will be given to you; seek, and you will find; knock, and it will be opened to you.

9 If we confess our sins, he is faithful and just to forgive us our sins and to cleanse us from all unrighteousness.

91:1   He who dwells in the shelter of the Most High
    will abide in the shadow of the Almighty.
2   I will say to the LORD, “My refuge and my fortress,
    my God, in whom I trust.”
3   For he will deliver you from the snare of the fowler
    and from the deadly pestilence.
4   He will cover you with his pinions,
    and under his wings you will find refuge;
    his faithfulness is a shield and buckler.
5   You will not fear the terror of the night,
    nor the arrow that flies by day,
6   nor the pestilence that stalks in darkness,
    nor the destruction that wastes at noonday.
7   A thousand may fall at your side,
    ten thousand at your right hand,
    but it will not come near you.
8   You will only look with your eyes
    and see the recompense of the wicked.
9   Because you have made the LORD your dwelling place—
    the Most High, who is my refuge—
10   no evil shall be allowed to befall you,
    no plague come near your tent.
11   For he will command his angels concerning you
    to guard you in all your ways.
12   On their hands they will bear you up,
    lest you strike your foot against a stone.
13   You will tread on the lion and the adder;
    the young lion and the serpent you will trample underfoot.
14   “Because he holds fast to me in love, I will deliver him;
    I will protect him, because he knows my name.
15   When he calls to me, I will answer him;
    I will be with him in trouble;
    I will rescue him and honor him.
16   With long life I will satisfy him
    and show him my salvation.”

11 For I know the plans I have for you, declares the LORD, plans for welfare and not for evil, to give you a future and a hope.

10   fear not, for I am with you;
    be not dismayed, for I am your God;
  I will strengthen you, I will help you,
    I will uphold you with my righteous right hand.

19 And my God will supply every need of yours according to his riches in glory in Christ Jesus.

9 Know therefore that the LORD your God is God, the faithful God who keeps covenant and steadfast love with those who love him and keep his commandments, to a thousand generations,

16 “For God so loved the world, that he gave his only Son, that whoever believes in him should not perish but have eternal life.

19 For the Son of God, Jesus Christ, whom we proclaimed among you, Silvanus and Timothy and I, was not Yes and No, but in him it is always Yes. 20 For all the promises of God find their Yes in him. That is why it is through him that we utter our Amen to God for his glory.

28 And we know that for those who love God all things work together for good, for those who are called according to his purpose.

17 “Do not think that I have come to abolish the Law or the Prophets; I have not come to abolish them but to fulfill them.

12 For the word of God is living and active, sharper than any two-edged sword, piercing to the division of soul and of spirit, of joints and of marrow, and discerning the thoughts and intentions of the heart.

25   It is a snare to say rashly, “It is holy,”
    and to reflect only after making vows.