en_tn/job/15/05.md

your iniquity teaches your mouth

This describes "iniquity" as if it were a teacher and Job's mouth is described as if it is learning. This means that his speech is greatly influenced by his iniquity. Alternate translation: "your iniquity is like a teacher and your mouth is like its student" or "it is because of your sin that you speak the way you do" (See: rc://en/ta/man/translate/figs-personification and rc://en/ta/man/translate/figs-metaphor)

your mouth

This speaks of Job, but refers to his "mouth" to place emphasis on what he says. Alternate translation: "you to speak" or "you to say what you say" (See: rc://en/ta/man/translate/figs-synecdoche)

to have the tongue of a crafty man

This refers to the way a crafty man speaks as his "tongue." Alternate translation: "to speak in the way of a crafty man" (See: rc://en/ta/man/translate/figs-metonymy)

crafty man

man who harms others by lying to them