Berapa kali kata "wali" disebut dalam Pengajian malam Jumat

 yt-dlp --write-auto-sub --sub-lang id --skip-download "https://www.youtube.com/watch?v=mdrkwT63BTk"


yt-dlp --write-auto-sub --sub-lang id --skip-download "URL"

ls *.vtt

grep -o -i "wali" *.vtt | wc -l

grep -Eo '[0-9]{2}:[0-9]{2}:[0-9]{2}\.[0-9]{3}' *.vtt | tail -n 1