How does the love of God manifest in believers?

The love of God is perfected in believers as they respond to His grace by obeying His commandments and loving one another. 1 John 2:5 states that whoever keeps His word has the love of God perfected in them. This perfection refers to the completed work of God's love in their hearts, enabling them to love others as Christ loved them. Believers naturally reflect this love in their actions, demonstrating the transformative power of the gospel in their lives and the urgency to live according to God's design.