I guessed, from what I heard, that she wished Lady Caroline to stay the night here, but that he with better judgment was urging the necessity of her returning to the protection of her husband's home without an hour's delay.
"It is her only chance of saving her reputation.

She must do it.

Tell her so, Ursula." After a few minutes, Mrs.Halifax came out again.
"I have persuaded her at last.

She says she will do whatever you think best.

Only before she goes, she wants to look at the children.