While I was with them in the world, I kept them in thy name: those that thou gavest me I have kept, and none of them is lost, but the son of perdition; that the scripture might be fulfilled.

JOHN 17:12KJV
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John 17:12 (KJV)

What does John 17:12 mean?

John 17:12 describes Jesus saying that while he was physically present with his disciples, he protected them and kept them safe in God's name, except for "the son of perdition" (commonly understood as Judas Iscariot), so that the Scriptures would be fulfilled. Jesus emphasizes that none of those entrusted to him were lost except the one destined for destruction, in line with what was foretold.

In this verse, Jesus is praying to God the Father during what is often called his "high priestly prayer," just before his arrest. He is reflecting on his care for his disciples during his earthly ministry and acknowledging that Judas's betrayal was not a failure on his part, but something that fulfilled the Scriptures. The verse highlights both Jesus' protective role and the fulfillment of prophecy concerning Judas.

The Greek behind John 17:12

  • "Son of perdition" (υἱὸς τῆς ἀπωλείας, huios tēs apōleias): The Greek word ἀπώλεια (apōleia) means "destruction" or "ruin," and calling Judas the "son of perdition" marks him as someone destined for loss or ruin, not just someone who made a mistake.
  • "Kept" (ἐτήρουν, etēroun and ἐφύλαξα, ephylaxa): Two different Greek words for "kept" are used, one meaning to watch over or guard, the other to preserve or protect. This double emphasis shows Jesus' active role in caring for his disciples.
  • "Lost" (ἀπώλετο, apōleto): This word carries the sense of being destroyed or perishing, not simply misplaced. It underscores the seriousness of Judas's fate.

Why John 17:12 matters

  • John 17:12 clarifies that Judas's betrayal was not an accident or oversight, but something that fulfilled Scripture, which helps readers understand the connection between Jesus' ministry and Old Testament prophecy.
  • The verse emphasizes Jesus' faithfulness in protecting his disciples, highlighting his role as a shepherd who does not lose those entrusted to him.
  • This verse connects the immediate events of Jesus' arrest and crucifixion to a larger divine plan, showing that even acts of betrayal fit within God's foreknowledge and purpose.

Where else these words appear

“was” Greek G2252 · used in 16 verses

  • Matthew 25:35 For I was an hungred, and ye gave me meat: I was thirsty, and ye gave me drink: I was a stranger, and ye took me in:
  • John 16:4 But these things have I told you, that when the time shall come, ye may remember that I told you of them. And these things I said not unto you at the beginning, because I was with you.
  • Acts 22:19 And I said, Lord, they know that I imprisoned and beat in every synagogue them that believed on thee:

“perdition” Greek G684 · used in 19 verses

  • Matthew 7:13 Enter ye in at the strait gate: for wide is the gate, and broad is the way, that leadeth to destruction, and many there be which go in thereat:
  • Philippians 1:28 And in nothing terrified by your adversaries: which is to them an evident token of perdition, but to you of salvation, and that of God.
  • 2 Peter 2:2 And many shall follow their pernicious ways; by reason of whom the way of truth shall be evil spoken of.

“kept” Greek G5442 · used in 30 verses

  • Matthew 19:20 The young man saith unto him, All these things have I kept from my youth up: what lack I yet?
  • Acts 7:53 Who have received the law by the disposition of angels, and have not kept it.
  • 2 Thessalonians 3:3 But the Lord is faithful, who shall stablish you, and keep you from evil.

“scripture” Greek G1124 · used in 51 verses

  • Matthew 21:42 Jesus saith unto them, Did ye never read in the scriptures, The stone which the builders rejected, the same is become the head of the corner: this is the Lord's doing, and it is marvellous in our eyes?
  • John 10:35 If he called them gods, unto whom the word of God came, and the scripture cannot be broken;
  • Romans 10:11 For the scripture saith, Whosoever believeth on him shall not be ashamed.