shalt swear

Jeremiah 5:2
Although they say, "As surely as the LORD lives, " they are swearing falsely.

Deuteronomy 10:20
You are to fear the LORD your God and serve Him. Hold fast to Him and take your oaths in His name.

Isaiah 45:23
By Myself I have sworn; truth has gone out from My mouth, a word that will not be revoked: Every knee will bow before Me, every tongue will confess allegiance.

Isaiah 48:1, 2
Listen to this, O house of Jacob, you who are called by the name of Israel, who have descended from the line of Judah, who swear by the name of the LORD and invoke the God of Israel--but not in truth or righteousness-- . . .

Isaiah 65:16
Whoever invokes a blessing in the land will do so by the God of truth, and whoever takes an oath in the land will swear by the God of truth. For the former troubles will be forgotten and hidden from My sight.

in truth

Jeremiah 9:24
But let him who boasts boast in this, that he understands and knows Me, that I am the LORD, who exercises loving devotion, justice and righteousness on the earth--for I delight in these things, " declares the LORD.

1 Kings 3:6
Solomon replied, "You have shown great loving devotion to Your servant, my father David, because he walked before You in truth, righteousness, and uprightness of heart. And You have kept this great loving devotion by giving him a son to sit on his throne this very day.

Psalm 99:4
The mighty King loves justice. You have established equity; You have exercised justice and righteousness in Jacob.

Hosea 2:19
So I will betroth you to Me forever; I will betroth you in righteousness and justice, in loving devotion and compassion.

Zechariah 8:8
I will bring them back to live in Jerusalem, where they will be My people, and I will be their faithful and righteous God."

and the nations

Genesis 22:18
And through your offspring all nations of the earth will be blessed, because you have obeyed My voice."

Psalm 72:17
May his name endure forever; may his name increase as long as the sun shines. In him may all nations be blessed; may they call him blessed.

Isaiah 65:16
Whoever invokes a blessing in the land will do so by the God of truth, and whoever takes an oath in the land will swear by the God of truth. For the former troubles will be forgotten and hidden from My sight.

Galatians 3:8
The Scripture foresaw that God would justify the Gentiles by faith, and foretold the gospel to Abraham: "All nations will be blessed through you."

and in him

Jeremiah 9:24
But let him who boasts boast in this, that he understands and knows Me, that I am the LORD, who exercises loving devotion, justice and righteousness on the earth--for I delight in these things, " declares the LORD.

Isaiah 45:25
In the LORD all descendants of Israel will find justification and glory.

1 Corinthians 1:31
Therefore, as it is written: "Let him who boasts boast in the Lord."

2 Corinthians 10:17
Rather, "Let him who boasts boast in the Lord."

Philippians 3:3
For it is we who are the circumcision, we who worship by the Spirit of God, who glory in Christ Jesus, and who put no confidence in the flesh--