the kingdom: This parable was intended to illustrate the equity of God's dealings, even when "the first are placed last, and the last first." Matthew 3:2, Matthew 13:24, Matthew 13:31, Matthew 13:33, Matthew 13:44-45, Matthew 13:47, Matthew 22:2, Matthew 25:1, Matthew 25:14
labourers: Mark 13:34; 1 Corinthians 15:58; Hebrews 13:21; 2 Peter 1:5-10