relay (something) to (one)
To deliver, pass along, or communicate a message to one with or as is with the use of relays. Will you relay a message to the county courthouse for me? We need to relay the new instructions to the crew in the field.
relay something to someone
to pass something on to someone. Can you relay this to Frank, who is way down the line? The message was relayed to Frank, who was at the end of the line.