Found on Telegram and it's the truth:
"4+3+2=9 4+4+0=8 Now ask yourself why does all of the music industry play music where the note ‘A’ uses a frequency at 440hz when 432hz is harmonious with the universe and with water - which our bodies’ are made up of mostly water. https://stillnessinthestorm.com/2019/08/432-hz-vs-440-hz-the-truth-behind-why-it-hertz-so-good/ good vs evil. This is and always has been a Holy War. They attack us every way to Sunday."
i think it was hitler that changed it to 440 standard A during ww2 and it was forced or adopted as concert A should return to natural