The ten virgins or bridesmaids in Matthew 25 belong to a wedding scene rather than a modern church ceremony. They wait with lamps for the bridegroom and must be ready to join the celebration when his arrival is announced.
The familiar social setting gives Jesus a vivid image for watchfulness: some attendants are prepared for delay, while others discover too late that readiness cannot be improvised at the final moment.
Ancient Jewish weddings involved family and community celebration rather than the brief sequence familiar from many modern ceremonies. Processions and nighttime festivities could make lamps necessary, and the precise timing of a bridegroom's arrival was not necessarily controlled by a modern clock schedule.
Details of wedding practice varied, and later customs should not be treated as a rigid script for every first-century wedding. Matthew itself supplies the details essential to the parable: waiting attendants, lamps, delay, a midnight announcement, entrance to the feast, and a shut door.
The wedding background makes the parable's urgency practical rather than abstract. The foolish attendants fail not because they did not know a wedding was coming, but because they were not prepared to endure the wait.
Jesus therefore uses a joyous and recognizable social event to teach sustained readiness. The closed door at the end gives finality to an opportunity that had once been open.