Revelation 16:7 adds a second voice (the altar) also affirming that God's judgments are true and just, reinforcing the angel's statement.

Revelation 16:4 is the event (waters turned to blood) that prompts the angel's declaration of justice in this verse.

Revelation 19:2 declares God's judgments 'true and just' concerning Babylon, echoing the same theme of divine justice in judgment.

Revelation 15:3 sings that God's ways are 'just and true', directly paralleling the angel's 'just are you' here.

Revelation 11:17 uses the exact phrase 'who are and who were' and celebrates God's reign—direct verbal parallel.

Revelation 4:8 has the living creatures calling God 'who was and who is and who is to come'—same eternal title.

Revelation 1:8 repeats the divine title 'who is and who was and who is to come'—Revelation 16:5 echoes it.

Revelation 1:4 introduces God as 'who is and who was and who is to come'—Revelation 16:5 uses the same title without the future.

Revelation 6:10 records martyrs crying for judgment—fulfilled as the angel now proclaims God's righteous judgment has come.

2 Thessalonians 1:6 says it is just for God to repay affliction—directly echoes the just judgment theme.

Daniel 9:14 also declares God's justice in bringing calamity for disobedience—same affirmation of righteous judgment.

Romans 2:2 affirms God's judgment is based on truth—directly parallel to the angel's declaration of righteous judgment here.

Psalm 51:4 confesses that God is justified in judgment — aligns directly with the angel's 'You are just' declaration.

Psalm 50:6 says heavens proclaim God's righteousness because He is judge — a clear parallel to the angel proclaiming God's justice.

Romans 3:5 asks if God is unjust to inflict wrath—Revelation 16:5 affirms He is just in judgment.

Genesis 18:25 calls God the 'Judge of all the earth' who does what is just, providing the OT foundation for this angel's affirmation.

2 Thessalonians 1:5 calls suffering evidence of God's righteous judgment—both emphasize God's justice.

Romans 2:5 warns of storing up wrath for God's righteous judgment—both refer to God's just wrath.

Luke 7:29 shows people acknowledging God's way as right—parallel to the angel declaring God righteous in judgment.

Lamentations 1:18 confesses 'The LORD is in the right' even in judgment, similar to the angel acknowledging God's justice here.