The answer is: Christ's love for the church

Eph 5:25

The concept of a husband's love for his wife being a symbol of Christ's love for the church offers a deep layer of meaning in understanding both human relationships and divine affection. This analogy suggests that just as Christ selflessly loves and cares for the church, a husband is called to embody that same selflessness and devotion to his wife.

In Ephesians 5:25, the idea of love transcends mere emotion or affection—it's characterized by action and commitment. The Greek word used for love here is "agape" which embodies unconditional love and is largely altruistic. This isn't just about romantic feelings but about nurturing, sacrificing, and supporting one another through various phases of life.

Interestingly, this passage follows one of the earliest articulations of equality within marital roles, where both husbands and wives are called to honor and love one another. This highlights a beautiful dynamic showing that love is reciprocal and flourishing when both partners contribute selflessly.

In Jewish tradition, celebrating bride and groom’s love, such as in the concept of "kiddushin," signifies the sanctity of marriage. This sacred context enriches our understanding of “both of you shall be as one flesh” from Genesis, implying that love—like the divine connection of Christ to the church—grows deeper and expands into something truly transformative.

Isn't it fascinating to ponder how this allegorical love mirrors wider themes throughout scripture, capturing the essence of community that sustains pair-bonding from Genesis through Revelation? It’s not just about a thematic wedding soundtrack—this love story aligns with a larger narrative of hope, fidelity, and enduring grace!