Deuteronomy 6:5 is the exact source of the love command the lawyer quotes here — 'with all your heart, soul, and might.'

Deuteronomy 10:12 also commands loving God with all heart and soul, reinforcing the same requirement the lawyer recites.

In James 2:8, this command is called the 'royal law' and applied to favoritism — showing it governs all relationships.

Romans 13:9 states that all commandments are summed up in 'love your neighbor as yourself', echoing the lawyer's summation here.

Mark 12:33 adds that loving God and neighbor is more important than all burnt offerings and sacrifices, intensifying the command's priority.

Matthew 19:19 again quotes 'love your neighbor as yourself' as essential, part of Jesus’ answer to the rich young ruler.

In Matthew 22:37-40, Jesus quotes the same two greatest commandments from Deuteronomy and Leviticus, affirming they sum up the Law.

Leviticus 19:18 is the original source of 'love your neighbor as yourself', directly quoted in the second part of this verse.

Mark 12:30 records Jesus quoting the 'love God' command from Deuteronomy, the first part of the lawyer's answer here.

Mark 12:31 gives the second command 'love your neighbor' from Leviticus, mirroring the second half of this verse.

In Matthew 22:39, Jesus gives the same second commandment in a parallel Gospel account.

Galatians 5:14 directly quotes the neighbor-love command from Lev 19:18, showing it fulfills the whole law.

In Matthew 5:43, Jesus quotes the same 'love your neighbor' but contrasts it with hating enemies — expanding love's scope.

In 2 Chronicles 34:31, Josiah vows to follow God with all his heart and soul — echoing the first part of this double command.

Deuteronomy 30:6 promises God will circumcise hearts to enable love for him — a deeper layer on the command quoted here.

In Psalm 9:1, the psalmist praises God with all his heart — reflecting the wholehearted devotion called for here.

Hebrews 8:10 prophesies God writing His laws on hearts, internalizing the love commands that summarize the Law here.

In 1 John 3:18, love is shown in action and truth, not just words — a practical outworking of this command.