The word "fathers" here is possibly a metaphor referring to mature believers. Alternate translation: "I am writing to you, mature believers" (See: [[rc://en/ta/man/translate/figs-metaphor]])
This possibly refers to those who are no longer new believers but are growing in spiritual maturity. Alternate translation: "young believers" (See: [[rc://en/ta/man/translate/figs-metaphor]])
The writer is speaking of the believers' refusal to follow Satan and of their frustrating his plans as if it were a matter of conquering him. (See: [[rc://en/ta/man/translate/figs-metaphor]])