Parallel
2 John 1:8
Patriarchal Greek New Testament (1904) · Berean Standard Bible
βλέπετε ἑαυτούς, ἵνα μὴ ἀπολέσωμεν ἃ εἰργασάμεθα, ἀλλὰ μισθὸν πλήρη ἀπολάβωμεν.
Watch yourselves, so that you do not lose what we have worked for (note: NE and WH what you have worked for), but that you may be fully rewarded.