From "Shattered Mirror"
O'BRIEN: A bird of prey has locked onto us.
SISKO: Evasive maneuvers. Pattern Delta.
O'BRIEN: Pattern Delta? What's that?
SISKO: Rock her.
O'BRIEN: Rock her?
SISKO: Port to starboard, hard.
O'BRIEN: Got it. Can't lose her.
SISKO: Hard to port.
(enemy ship destroyed)
O'BRIEN: I must remember that one.