旁征博引

旁徵博引
pángzhēngbóyǐn

demonstrated true via many lines of evidence

Wiktionary

Entry Composition

=1 旁 páng
  1. one side
  2. other
  3. different
  4. lateral component of a Chinese character (such as 刂 dāo, 亻 rén etc)
=1 旁 bàng
  1. (obsolete on its own in Standard Chinese) alternative form of 傍 (“to be near to; to approach; to depend on; to rely on”)
  2. alternative form of 傍 (“to be near to; to approach; to depend on; to rely on”)
=1 旁 péng only used in 旁勃
=1 旁 bēng only used in 旁旁 (bēngbēng)
=2 征 zhēng
  1. journey
  2. trip
  3. expedition
  4. to go on long campaign
  5. to attack
=2 征 zhēng
  1. to invite
  2. to recruit
  3. to levy (taxes)
  4. to draft (troops)
  5. phenomenon
  6. symptom
  7. characteristic sign (used as proof)
  8. evidence
3 博引 bóyǐn
  1. (literary) to quote extensively
  2. to quote extensively