In both Luke 10:2 and Matthew 9:37-38, Jesus speaks of the plentiful harvest and the need for laborers, emphasizing the urgency of spreading the Gospel and the need for prayer for more workers.
Luke 10:19 speaks of the authority given to the disciples over serpents and scorpions, which is echoed in Mark 16:17-18 where believers are promised signs, including protection from serpents.
In Luke 10:20, Jesus tells the disciples to rejoice that their names are written in heaven, a concept also found in Philippians 4:3 where Paul mentions fellow workers whose names are in the book of life.
Luke 10:27 summarizes the law as loving God and neighbor, directly quoting Deuteronomy 6:5, which commands love for God with all one's heart, soul, and might.
The Parable of the Good Samaritan in Luke 10:30-37 illustrates the command to love one's neighbor as oneself, a commandment also highlighted in Matthew 22:39.
In Luke 10:41-42, Jesus tells Martha that only one thing is necessary, which Mary has chosen, paralleling Psalm 27:4's desire to dwell in the house of the Lord and seek Him.