WORST BEAT OF MY LIFE 1000NL

[StackinChipz]

Playing 6 handed iam medium stack with 1500.
seat 2. 2700
seat 3. 859
seat 4. 1890
seat 5. 1800
seat 6. 1876


Iam in BB (seat 4)with JJ, Seat 5 raises 2X, Comes around to button and he re raises to 6X BB, so i call. Seat 5 calls.

Flop comes J28, So i check, seat 5 checks, BB bets out 50$, I raise to 250, Seat 5 goes all in, BB, re raises all in.
Iam loving this with rainbow flop. So i go all in.
Seat 3 (Button) flips over, AJ, seat 5 flips over 88.
I got everyone dominated.
Turn, A
River 8.
Gives the guy QUAD 8'S. BEATS MY 3 JACks


Did I do something wrong?????