Vetus Latina at 1 John 5:7-8

 Vetus Latina at 1 John 5:7-8 is very messy.

(Vetus Latina, 26.1, p. 363)

(Vetus Latina, 26.1, pp. 364-65)

Note well that there is not a single "Old Latin Version" of 1 John.  There are multiple old Latin translations of 1 John.

Discussion of the various text types can be found here (link).