Breakdown of Insistió en que él no sabía nada.
él
he / him (after a preposition)
no
no / not
en
in / on / by (means of transport) / about (after pensar)
que
that (relative pronoun, conjunction)
saber
to know (facts, information)
nada
nothing / anything (in negative contexts)
insistir
to insist
Elon.io is an online learning platform
We have an entire course teaching Spanish (Spain) grammar and vocabulary.