[Say, "O my people, work according to your position"]—meaning: according to your disbelief; this is a threat.
[I am working, and you will soon know to whom the outcome of the home will belong]—meaning: the home of the Hereafter, the outcome of which is Paradise. [Indeed, the wrongdoers will not succeed]—meaning: the polytheists.
﴿قُلْ يَا قَوْمِ اعْمَلُوا عَلَى مكانتكم﴾ أَيْ: عَلَى كُفْرِكُمْ؛ وَهَذَا وَعِيدٌ.
﴿إِنِّي عَامِلٌ فَسَوْفَ تَعْلَمُونَ مَنْ تكون لَهُ عَاقِبَة الدَّار﴾ دَارِ الْآخِرَةِ، وَعَاقِبَتُهَا الْجَنَّةُ ﴿إِنَّهُ لَا يفلح الظَّالِمُونَ﴾ أَي: الْمُشْركُونَ.