1 John 5:8
1 John 5:88the Spirit, the water, and the blood—and these three are in agreement.
("the spirit, the water, and the blood, and these three are in agreement") is enlisted in Watchtower argumentation against the trinitarian reading of 's baptismal formula. If "the spirit" can be listed alongside impersonal things like water and blood in , the reasoning runs, then the holy spirit's appearance alongside the Father and Son in similarly carries no implication of personhood. The verse is used to dismiss the baptismal formula as evidence for the Spirit's personal status.
The parallel breaks down on inspection. In the three "witnesses" — spirit, water, blood — share a testimonial function (agreeing in common witness to Christ). They are not placed as recipients of baptismal devotion sharing one divine name. 's structure is radically different: a single onoma ("name," singular in the Greek) is shared by Father, Son, and Holy Spirit in the most solemn rite of Christian initiation. You cannot baptise someone "into the name of Jehovah, Michael, and an active force" — the construction is a category error. The witness-agreement framework of does not neutralise the name-sharing framework of ; they are two different grammatical and theological moves. And the Greek preposition eis to onoma ("into the name") in baptismal contexts unambiguously indicates personal commitment to personal parties.
NWT renders "the spirit and the water and the blood" (lowercase "spirit") — consistent with the systemic depersonalising typography that runs through every NT Spirit reference (compare , 13:2, 15:28). Less load-bearing here than in Romans 8, because this argument does not depend on the Spirit's personhood alone (the protestant_usage leans on the "into the name" structure). But the typography is relevant: the Watchtower's defence of an impersonal Spirit gets visual reinforcement from the lowercase rendering even in texts where the Spirit is treated as a witness-bearer alongside water and blood.