[Closed] NL AJs - Check behind on river?

Hand converted with online PokerStrategy.com hand converter:

Play hand

$0.01/$0.02 No-Limit Hold'em (8 handed)

Known players:
[tg]MP1$2.36:///////;MP2 (Hero)$2.03:///////;MP3$1.68:///////;CO$0.93:///////;BU$2.46:///////;SB$2.03:///////;BB$1.20:///////;UTG2$2.00:///////;[/tg]

Preflop: Hero is MP2 with A:s, J:s.
UTG2 folds, MP1 calls $0.02, Hero raises to $0.10, 5 folds, MP1 calls $0.08.

Flop: ($0.23) 8:s, 3:h, A:d (2 players)
MP1 checks, Hero bets $0.16, MP1 calls $0.16.

Turn: ($0.55) Q:s (2 players)
MP1 checks, Hero bets $0.39, MP1 calls $0.39.

River: ($1.33) 5:c (2 players)
MP1 checks, Hero checks.

Final Pot: $1.33.
Results follow:

Hero shows a pair of aces(A:s J:s).
MP1 shows a pair of aces(A:h T:d).

Hero wins with a pair of aces(A:s J:s).

I was just wondering if the check behind on the river was the correct play for this hand, his flatcalling throughout the hand raised suspicions and I thought he might be planning a check raise on the river. Any other advice on my play is more than welcome ♦