The author refers to his tears as if they are food that he eats. This means that he is so sad that he cannot eat. Alternate translation: "My tears are like my food and I eat nothing else" (See: [[rc://en/ta/man/translate/figs-metaphor]] and [[rc://en/ta/man/translate/figs-explicit]])
This phrase refers to the entire day by referring to both its beginning and end. Alternate translation: "all day long" (See: [[rc://en/ta/man/translate/figs-merism]])
The author's enemies use this question to mock him and to express that they do not see his God helping him. Alternate translation: "Your God is not here to help you" (See: [[rc://en/ta/man/translate/figs-rquestion]])