Read it through once

‘Frighten him!’ echoed Sikes. ‘It’ll be no sham frightening, mind you. If there’s anything queer about him when we once get into the work; in for a penny, in for a pound. You won’t see him alive again, Fagin. Think of that, before you send him. Mark my words!’ said the robber, poising a crowbar, which he had drawn from under the bedstead.