Which figure of speech makes indirect reference to another term?

Arrange the events in ivan ilyich's life, which are described in chapters 1–4 of leo tolstoy's the death of ivan ilyich, in chronological order. ivan ilyich becomes assistant public prosecutor, a position that he serves in for seven years. ivan ilyich meets zachar ivanovich in st. petersburg and receives a guaranteed appointment in the department of justice. ivan ilyich graduates from the school of law and qualifies for the tenth rank of the civil service. ivan ilyich becomes a public prosecutor and is transferred to another province. ivan ilyich is offered the post of examining magistrate in a russian province.

John asks mond why they have to have whole groups of identical deltas. why not make everyone an alpha plus like bernard and helmholtz? are you satisfied with mond’s answer?

Which two lines in this excerpt from leo tolstoy's the death of ivan ilyich together use symbolism to indicate that death is approaching?