Here is the experiment to insert pictures into a page or post.
Example number 1:
Upload an image to the media library and insert into a page.
Example number 2:
Embed an image online using image URL:
ekacariyaṃ daḷhaṃ kayirā;
natthi bāle sahāyatā.
Should a seeker not find
a companion who is better or equal,
let one resolutely pursue a solitary course;
there is no fellowship with the fool.