Contradiction with Matthew 5:44
Philippians 1:8 expresses longing and affection for fellow believers, whereas Matthew 5:44 encourages love and prayer for enemies, presenting a potential contrast in focus from those close to those adversarial.
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;