The NSW Police Commissioner has issued a statement over the “distressing” alleged murders of Sydney couple Jesse Baird and Luke Davies amid scrutiny over police protocols.

NSW constable Beau Lamarre-Condon was charged with their murders on Friday.

”I would like to extend my heartfelt condolences to the families and friends of Luke Davies and Jesse Baird. It is difficult to comprehend the grief and pain of their loss,” Commissioner Karen Webb said in a statement.