Cf: Keep your own doorstep clean (Am.). Start housecleaning in your own house (Am.). Sweep before (the path to) your own door (Br.). Sweep in front of your own door first (Am.). Sweep your own porch clean first (Br.). Weed your own garden first (Am.)
Русско-английский словарь пословиц и поговорок. Академик.ру. 2013.