Puisqu’il y a deux lits dans sa chambre, dis donc à Françoise de te préparer le grand lit et couche pour cette nuit auprès de lui. →
After all, we aren't gaolers. You'll end by making him ill, and a lot of good that will do. There are two beds in his room; tell Françoise to make up the big one for you, and stay beside him for the rest of the night.