Luke 19:42

and said, “If only you had known on this day what would bring you peace! But now it is hidden from your eyes.

Berean Standard Bible

Study note

Setting — Jesus speaks to Jerusalem as he approaches the city and weeps over it (v. 41), moments before the events of the Passion week. The address is direct and personal: "you," not "they."

The words — ἔγνως (egnōs, "you had known") is aorist active, second person singular, marking a single, decisive act of recognition that never occurred. The conditional εἰ (ei, "if") frames the whole sentence as a counterfactual: the knowledge was available and was passed over.

The thread — Deuteronomy 32:29 and Isaiah 48:18 use the same "if only they had known/attended" pattern to describe a people who stood before divine instruction and missed it. Luke 1:77 ties the "knowledge of salvation" to the Messiah's purpose, making this verse a direct echo of that promise unfulfilled in its intended audience.

Why it lands — The verse removes any excuse of obscurity: what was hidden was not the offer but the eyes that refused to see it. It asks the reader to name what they have recognized too late.

Drafted by a language model from the text, its original words and its cross-references, then checked against them. It can still be wrong: open the verse in the app to report it.

The Greek words

King James Version

Saying, If thou hadst known, even thou, at least in this thy day, the things which belong unto thy peace! but now they are hid from thine eyes.

Cross-references

Deuteronomy 32:29 If only they were wise, they would understand it; they would comprehend their fate.
Isaiah 48:18 If only you had paid attention to My commandments, your peace would have been like a river, and your righteousness like waves of the sea.
Luke 1:77 to give to His people the knowledge of salvation through the forgiveness of their sins,
Hebrews 10:26 If we deliberately go on sinning after we have received the knowledge of the truth, no further sacrifice for sins remains,
2 Corinthians 6:1 As God’s fellow workers, then, we urge you not to receive God’s grace in vain.
2 Corinthians 3:14 But their minds were closed. For to this day the same veil remains at the reading of the old covenant. It has not been lifted, because only in Christ can it be removed.
2 Corinthians 4:3 And even if our gospel is veiled, it is veiled to those who are perishing.
Hebrews 3:15 As it has been said: “Today, if you hear His voice, do not harden your hearts, as you did in the rebellion.”
Isaiah 55:6 Seek the LORD while He may be found; call on Him while He is near.
Matthew 13:14 In them the prophecy of Isaiah is fulfilled: ‘You will be ever hearing but never understanding; you will be ever seeing but never perceiving.