If you are looking for information related to "Post" and "Yeah," here are the most likely matches:
: Post Malone's breakout 2015 single starts with the signature line, "That's my shot... yeah".
It sounds like you might be referring to and his frequent use of "yeah" in his lyrics, or perhaps a specific song like "White Iverson" where the word is used as a prominent ad-lib.
: There are fan-made remixes like "Yeah, I Love You" featuring Post Malone and Ava Max that circulate on YouTube . Post Malone – White Iverson Lyrics - Genius
: A massive hit by Usher (featuring Lil Jon and Ludacris) that remains one of the most famous songs with "Yeah" in the title.
: A 2014 track by Omarion featuring Chris Brown and Jhené Aiko, which often gets associated with the word "Post" in music searches.
