One Piece Chapter 8.3, page 19: Nami Enters

The remaining pirates groan in pain on the ground, defeated. Watching from a nearby roof, Nami is amazed and exclaims, "WOW! YOU'RE REALLY STRONG! YOU BEAT THOSE GUYS WITH SWORDS BARE-HANDED!" Luffy looks up at her, confused, and asks, "AH? WHO ARE YOU ANYWAYS?" Nami jumps down and introduces herself with a confident smile: "I AM A THIEF WHO ONLY STEALS TREASURE FROM PIRATES! MY NAME IS NAMI. WANT TO BE PARTNERS?" Luffy looks at her, repeating, "ONLY STEAL TREASURE FROM PIRATES?"