Contradiction with Galatians 3:28
Contrasts the notion of selective love presented to a chosen "elect lady" by expressing an inclusive love for all in Christ.
Galatians 3:28: There is neither Jew nor Greek, there is neither bond nor free, there is neither male nor female: for ye are all one in Christ Jesus.
Contradiction with Acts 10:34-35
Challenges the idea of preference or election by stating that God shows no favoritism and accepts people from every nation.
Acts 10:34-35: Then Peter opened [his] mouth, and said, Of a truth I perceive that God is no respecter of persons:
Contradiction with John 4:24
Implies direct worship in spirit and truth, not through a personal, friendly correspondence as represented in 2 John, suggesting different modes of spiritual interaction.
John 4:24: God [is] a Spirit: and they that worship him must worship [him] in spirit and in truth.
Contradiction with James 2:1
Encourages not showing partiality, potentially contrasting the notion of a special distinction to an "elect lady" and her children.
James 2:1: My brethren, have not the faith of our Lord Jesus Christ, [the Lord] of glory, with respect of persons.
Contradiction with Matthew 5:44
Encourages love for enemies, contrasting with the specific expression of love towards someone special in 2 John 1:1, which is more selective.
Matthew 5:44: But I say unto you, Love your enemies, bless them that curse you, do good to them that hate you, and pray for them which despitefully use you, and persecute you;