IshGen 77:7 :ܐܬܦܪܓܠ ܕܝܢ ܡ݂ܢ ܐܠܗܐ ܕܠܐ ܢܬܓܫܡ ܒܐܐܪ‏ : he was prohibited by God so as not to materialize in the air
See the entire entry for gšm vb. D to make solid