Verse 23

मातङ्गकटघृष्टेन जानुस्तब्धेन पीठिना ।आभोगिना बद्धपदं तरुणेव महाचलम्

In plain words

its foot held fast by a broad, coiling base — rubbed by the temples of elephants, stiff at the knee — as a great mountain is held fast by a tree,