What peace actually means
Shalom is the Hebrew word behind peace. It shares a root with the verb for paying back what you owe, and it describes a life with nothing outstanding: health, enough food, settled accounts, working relationships, a city with its walls intact. English peace mostly means the fighting has stopped. Shalom means everything that ought to be present actually is.
Where the word comes from
The root behind shalom shows up in the law about theft. A man who steals an ox and still has it must shallem, pay it back, restore the balance, leave nothing outstanding. Full payment and peace come from the same three consonants, sh-l-m, because in Hebrew they amount to the same idea. Nothing owed. Nothing missing.
The everyday uses startle an English reader. Joseph asks whether his father has shalom, meaning is the old man well. Jacob sends Joseph to check the shalom of his brothers and the shalom of the flock, meaning find out how they are getting on. David sends for Uriah and asks after the shalom of Joab, the shalom of the troops, and the shalom of the war. The peace of the war. The word simply asks whether things are as they should be.
The priestly blessing in Numbers 6 ends on it: may Yahweh turn his full attention to you and give you peace. That is the last line because it contains all the others. The prophets then use the same word for a condition that has not arrived yet, a country with its walls up and people able to sit under their own vines. Jerusalem's name was heard in antiquity as containing it, a hearing the gospels play on when Jesus weeps over the city that did not recognize what would bring it shalom.
Greek already had a word doing other work. Eirene was a goddess, one of the Horae, and Athens set up a statue of her holding the infant Wealth in her arms. Her name also did duty for the interval between one campaigning season and the next. Jewish translators in Alexandria handed that word shalom to carry, and it had to stretch a long way. That is why Paul can open a letter with peace and mean health, provision, and settled relationships rather than a pause in the fighting.
Why "peace" gets in the way
Peace in English is a negative. It means the fighting has stopped, or the neighbors have gone to bed, or a person's head has gone still for ten minutes. All three are absences. Shalom is a presence, and a plural one: food in the house, a body that works, debts cleared, nobody making war on you, the roof holding.
That mismatch bends specific passages. When the prophets accuse the priests of announcing peace, peace, where there is no peace, a modern reader hears false optimism about an invasion. The charge is wider than that. They were telling a country whose courts were bought and whose poor were being crushed that everything was fine. When Jesus says he leaves his peace and not the kind the world gives, the sentence gets heard as a promise of calm feelings, which makes it odd that he says it on the night he is arrested.
The greeting sense gets flattened the other way. Shalom is how Hebrew speakers still say hello, so readers who know that assume the word is casual, roughly hi. It is not. Saying it over a house, as Jesus tells his followers to do, asks that everything inside that house be as it ought to be.
What this translation prints instead
The translation keeps peace most of the time, fifty-four of the sixty-two tagged uses. That is a deliberate exception to the general policy of replacing worn religious vocabulary. Peace is not churchy. It is ordinary English, and in most sentences it does the work with a concept note carrying the remainder.
Where the sentence would collapse into the thin English sense, the translation prints wholeness. Psalm 29:11 closes: Yahweh gives his people force. Yahweh wraps his people in wholeness. Peace there would read as calm after a storm, which inverts the psalm, since the storm in it is Yahweh's own voice snapping cedars. Isaiah 55:12 does the same work: you will go out with joy and be led forward in wholeness.
The Aaronic blessing keeps peace, because the register is formal and it is one of the few places where English readers already sense that more is meant than a truce: may Yahweh turn his full attention to you and give you peace. The same reasoning holds for the Greek eirene in the letters, where peace stays and the note carries the shalom background.
Read it in place
Then the Breath came over Amasai, chief of the Thirty, and he said: "We are yours, David! We are on your side, son of Jesse! Peace, peace to you, and peace to those who help you, because your God helps you." So David welcomed them and made them leaders of his raiding bands.
1 Chronicles 12:18
But look — a son will be born to you who will be a man of rest. I will give him rest from all his enemies on every side. His name will be Solomon, and I will grant Israel peace and quiet during his lifetime.
1 Chronicles 22:9
Now Adonijah son of Haggith came to Bathsheba, Solomon's mother. She asked, "Do you come in peace?" He said, "Yes, in peace."
1 Kings 2:13
Eli answered, “Go in peace. And may the God of Israel give you what you’ve asked him for.”
1 Samuel 1:17
Questions people ask
What does shalom mean in the Bible?
Shalom means completeness. It covers health, material provision, working relationships, safety, and a society ordered the way it should be. Hebrew uses it to ask how a war is going, how a flock is doing, and whether a man's father is still well. Peace in English usually means the fighting has stopped, which is one small part of what shalom describes.
Does shalom mean hello or peace?
Both, and the greeting grew out of the other sense. Greeting someone with shalom asks after their whole condition and wishes it complete, which is why Hebrew can ask whether there is shalom to you and mean are you all right. Modern Hebrew uses it for hello and goodbye. The biblical uses are rarely casual, and several of them are asked about armies.
What does peace mean in the fruit of the Spirit?
Galatians 5:22 uses the Greek eirene, which the Greek Old Testament had already stretched to cover shalom. Look at the company it keeps in the list: patience, kindness, and gentleness are all things you can only practice on somebody else. Eirene sits in that row as a person in working order and in working relationships, closer to a household running properly than to a settled mood.
What does it mean that Jesus is our peace?
Ephesians 2:14 sits inside an argument about a physical barrier. The temple courts had a dividing wall that non-Jews could not pass, posted with inscriptions warning that anyone who did would have himself to blame for what followed. Two of those stones have been dug up. He himself is our peace says that barrier is gone and the two groups now stand on the same side of it, which is shalom in its social sense: a relationship put back the way it was supposed to be.