How to change Xterm font size

Found from: https://askubuntu.com/questions/161652/how-to-change-the-default-font-size-of-xterm

Edit ~/.Xresources file adding lines

! Use a truetype font and size.
xterm*faceName: Monospace
xterm*faceSize: 14

After editing, restart Xresources

xrdb -merge ~/.Xresources