1 John 4:20

1 John 4:20 ouv du,natai avgapa/n) {A}

Instead of the negative ouv, which is strongly supported by the Alexandrian text as well as by other witnesses (a B Y 1739 syr^h cop^sa Cyprian Lucifer), the Textus Receptus, following A K L most minuscules it^r vg syr^p cop^bo arm eth al, substitutes the interrogative pw/j. The latter appears to be an improvement introduced by copyists in order to heighten the rhetorical style.