spontaneous

of persons, . acting of one's own will Of inanimate things and natural agencies, , : , (MM, s.v.); , .† of itself of its own accord γῆ πύλη Mk 4:28 Ac 12:10

of its own accord.

by itself

self-moved ("automatic"), i.e. spontaneous

of own accord, of self

αὐτόματος -ον, and -η, -ον (etym. doubtful; see Boisacq, Prellwitz, see word), [in LXX, Lev.25:5, 11, 4Ki.19:29 (סָפִיחַ), Jos.6:5, Job.24:24, Wis.17:6 * ;] 1. of persons, acting of one's own will. 2. Of inanimate things and natural agencies, of itself, of its own accord: γῆ Mrk.4:28 (MM, see word); πύλη, Act.12:10.† (AS)