I need a very serious opinion on this one marriage and financial freedom

So basically i belong to a middle class family.My mother is a doctor and my father runs a lab but the main income source of our family is my mothers salary.I am 18 years old doing fsc 2nd year,and as you know this is the age when evryone get curious about live and marriage i did too and got in relationship with a girl .I thought that we will get married when i get a job or something when i start to earn,But today my father read all of my chats with her and told me to block her and never msg her again he told me to focus on myself firstly get financially stable bcz my parents cant support me so i have to do everything on my own now i really love her and i wanna get married to her only.so i am worried about my future what can i actually do to become financially stable and get married in 26 age can anyone give me a piece of advice i am good at sudying i got 86% in matric and now i am waiting for my 11th result i am just worried about my future now😕