Piracy is a crime, but luckily, you don't need to resort to torrents to get the Hindi track. Disney (which owns Marvel) has made the Hindi dub widely available on major streaming platforms.
Thanos’s famous “I am inevitable” line is dubbed as “ मैं अपरिहार्य हूँ ” – a heavy, philosophical choice that worked well in Hindi theaters. “Dread it. Run from it. Destiny arrives all the same.” → “ डरो इससे, भागो इससे, तकदीर वैसे ही आएगी। ” Avengers Infinity War Hindi Audio Track-
of the most famous dialogues between the English and Hindi versions? Piracy is a crime, but luckily, you don't