IshGen 1:14 :ܚܕܐ ܡ݁ܢ ܒܡܚܦܛܢܘܬܗ ܕܦܛܠܡ‍[‍ܐܘܣ ܦܝܠܕܠܦܘܣ ܡܠܟܐ‍]‍ ܕܡܨܪܝܢ‏ : the first time: (the OT was translated into Greek) at the instigation of PN, king of Egypt
See the entire entry for məḥappəṭānū, məḥappəṭānūṯā n.f. encouragement, prompting