וַתֹּ֣אמֶר רָחֵ֗ל נַפְתּוּלֵ֨י אֱלֹהִ֧ים ׀ נִפְתַּ֛לְתִּי עִם־אֲחֹתִ֖י גַּם־יָכֹ֑לְתִּי וַתִּקְרָ֥א שְׁמ֖וֹ נַפְתָּלִֽי׃
And Rachel said: ‘With mighty wrestlings have I wrestled with my sister, and have prevailed.’ And she called his name Naphtali.
Read kabbalistic (mystical) interpretation of Genesis 30:8: and classical mystical sources.