Matthew 20:1-16. The parable of the laborers hired at different hours of the day. A master of a vineyard hires workers at dawn (6 a.m.) for a denarius, the standard day's wage. He goes out again at the third hour (9 a.m.), the sixth (noon), the ninth (3 p.m.), and the eleventh (5 p.m.) and hires more workers, promising "whatever is right." At day's end he pays every worker a full denarius — starting with those hired last. The dawn crew grumbles: "These last worked only one hour, and you have made them equal to us who have borne the burden of the day and the scorching heat." The master's reply: "Friend, I am doing you no wrong. Did you not agree with me for a denarius? ... Am I not allowed to do what I choose with what belongs to me? Or do you begrudge my generosity?"
The Vineyard Workers is a parable about the offense of grace. Its hinge verse is the master's question: "Or do you begrudge my generosity?" — literally, "is your eye evil because I am good?" (v. 15). Three themes. (1) Grace scandalizes merit-based economics. The dawn workers are not underpaid — they got exactly what they agreed to. They are offended because the others were paid the same for less work. This is the older-brother offense of Luke 15 in parable form. The grace that rejoices over the deathbed convert galls the worker who has spent forty years in ministry. (2) The kingdom's economy is not meritocratic. In the world's system, reward matches effort. In the kingdom, God sets wage by His own generosity, not by recipient merit. The eleventh-hour worker receives the same denarius because that denarius represents eternal life, which cannot be scaled. You cannot be 30% more saved than someone else. (3) The offense is a diagnostic. If the generosity of God to late-comers makes you resentful, the parable is exposing something about your own heart: you have been laboring for wages, not loving the Master. Truly loving Christ, you rejoice when more people find Him — even the deathbed convert, even the last-minute missionary, even the prodigal who wasted his father's gifts. The last shall be first. The complaint of the first-hour grumbler is the grumble of every resentful older brother in every generation.