Here "voice" stands for the person speaking. AT: "they did not understand what the one who spoke to me was saying" (See: [[rc://en/ta/man/translate/figs-synecdoche]])
This can be stated in active form. AT: "there someone will tell you" or "there you will find out" (See: [[rc://en/ta/man/translate/figs-activepassive]])
Here "hands" stands for those leading Paul. This can be stated in active form. AT: "those with me guided me into Damascus" (See: [[rc://en/ta/man/translate/figs-synecdoche]] and [[rc://en/ta/man/translate/figs-activepassive]])