how should i play top set with 2 flush cards out?

every time i bet the pot with my top set i get outdrawn, so it makes me wanna wait till the river to bet, and im sure that is absoulutely wrong...
i just hate loosing on hands like this....


PokerStars Pot-Limit Omaha High, $0.25 BB (7 handed) FTR converter on zerodivide.cx

saw flop|<font color="#C00000">saw showdown</font>

CO ($16.70)
Button ($8.20)
SB ($15.05)
Hero ($12.05)
UTG ($26.65)
MP1 ($27.05)
MP2 ($17.25)

Preflop: Hero is BB with T[img]/images/graemlins/diamond.gif[/img], K[img]/images/graemlins/heart.gif[/img], 6[img]/images/graemlins/heart.gif[/img], K[img]/images/graemlins/diamond.gif[/img].
<font color="#666666">2 folds</font>, MP2 calls $0.25, <font color="#666666">1 fold</font>, Button calls $0.25, SB completes, Hero checks.

Flop: ($1) 7[img]/images/graemlins/spade.gif[/img], K[img]/images/graemlins/spade.gif[/img], T[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(4 players)</font>
SB checks, <font color="#CC3333">Hero bets $0.95</font>, MP2 folds, Button calls $0.95, SB calls $0.95.

Turn: ($3.85) 2[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(3 players)</font>
SB checks, <font color="#CC3333">Hero bets $3.7</font>, Button folds, SB calls $3.70.

River: ($11.25) 4[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">SB bets $8</font>, Hero folds.

Final Pot: $19.25

Results in white below: <font color="#FFFFFF">

Outcome: he said he had it ace hi, and i belive him </font>