Psalm 119:106

I have sworn [an oath] and confirmed [it], to heed {your righteous ordinances}.

Nehemiah 10:29

[are] helping their brothers, their nobles, and entering into a solemn oath to walk in the law of God which was given by the hand of Moses the servant of God, and to observe and do all of the commandments of Yahweh our Lord and his judgments and regulations.

2 Kings 23:3

Then the king stood by the pillar, and he {made} a covenant before Yahweh, to go after Yahweh and to keep his commands and his warnings and his statutes, with all of [his] heart and with his all of his soul, to keep the words of this covenant written on this scroll. Then all of the people {joined} in the covenant.

2 Chronicles 15:13-14

but all who will not seek Yahweh the God of Israel should be killed, from young to old, from men to women.

Psalm 56:12

[My] vows [to you], O God, [are binding] upon me. I will pay thank offerings to you,

Psalm 66:13-14

I will come into your house with burnt offerings. I will pay to you my vows

Psalm 119:115

Turn aside from me, [you] evildoers, for I will keep the commands of my God.

Ecclesiastes 5:4-5

When you make a vow to God, do not delay in fulfilling it, for {he takes no pleasure} in fools. Fulfill what you vow!

Matthew 5:33

"Again you have heard that it was said to the {people of old}, 'Do not swear falsely, but fulfill your oaths to the Lord.'

2 Corinthians 8:5

and not just as we had hoped, but they gave themselves first to the Lord and [then] to us, by the will of God.

Treasury of Scripture Knowledge

Summary

I have sworn, and I will perform it, that I will keep thy righteous judgments.

Bible References

That i will

Psalm 119:115
Turn aside from me, [you] evildoers, for I will keep the commands of my God.
2 Kings 23:3
Then the king stood by the pillar, and he {made} a covenant before Yahweh, to go after Yahweh and to keep his commands and his warnings and his statutes, with all of [his] heart and with his all of his soul, to keep the words of this covenant written on this scroll. Then all of the people {joined} in the covenant.