It is ذَلِكَ not لَكَ - kasrah not fathah on laam. These are totally unrelated words. ذَلِكَ means "that" - however it is also used to substitute for هَذَا "this". The translations give the correct meaning.
Salaam 👋. Bismillah.
Your salaat is between you and God. God is fully aware of your intentions and basically everything else. God is Al'hakim, the perfect in knowledge. Sounds like you're on the right track already, Al'hamdulilah.
With that technicality aside, ayat 4:43 suggests that it's important to know what you're saying.
Now here's the thing. Your ...