Thompson gave Wall a small elbow at the end of the play sending Wall to the floor like he was a ragdoll. (it wasn't that hard a shot). Wall got up and walked over to Klay Thompson, got in his face, and started warning him that if he takes it to the hoop, that Wall would "knock his ass out".
"Go to the basket [indecipherable] I'll knock your ass out" -John Wall
Take a listen:
Wall was ejected as that was his 2nd tech and Randy Wittman didn't seem too pleased that Wall did that...Check out these 3 GIFs: