I thought only Isaac and Sagosto knew.

Why haven't I been arrested?
I wish to God I had--I wouldn't have had to-day to answer for." "I am not through yet," said Jimmie Dale gravely.

"The next day old Isaac here sent for you.

He said Sagosto had told him of the murder, and had offered to dispose of the corpse and keep his mouth shut for fifty thousand dollars--that no one in his place knew of it except himself.
Isaac, for his share, wanted considerably more.

You told him you had no such sums, that you had no money.