1 John 4:7 commands mutual love because love is from God, directly introducing the statement that God is love.

1 John 4:10 defines love as God's initiative in sending Christ, deepening the meaning of 'God is love'.

1 John 4:16 repeats 'God is love' and links abiding in love to abiding in God, echoing and expanding verse 8.

In 1 John 1:5, 'God is light' parallels 'God is love' — both are foundational declarations of God's nature in the same letter.

1 John 2:4 parallels that claiming to know God without obedience (including love) is false, reinforcing the test of knowing God in 4:8.

In 1 John 2:9, hatred of a brother contradicts the God who is love — placing one in darkness, opposite to His nature.

1 John 3:10 identifies love for brothers as evidence of being God's child, directly tying to the command to love from God's nature.

1 John 3:14 declares that love for brothers proves passage from death to life, reinforcing the life-giving nature of God's love.

Exodus 34:6 reveals God as abounding in steadfast love — the OT foundation for the declaration that God is love.

Psalm 86:5 proclaims the Lord abounding in steadfast love to all who call — echoing the same divine attribute.

Psalm 86:15 repeats the Exodus formula: merciful, gracious, abounding in steadfast love — directly parallel to 'God is love'.

2 Corinthians 13:11 calls God 'the God of love and peace' — directly affirming the same truth from a different letter.

Ephesians 2:4 reveals that God's love is the source of His rich mercy, saving us even when dead in sins.

Nahum 1:7 shows God's goodness as a refuge for those who trust Him, reflecting His loving care.