הַרְחִ֣יבִי ׀ מְק֣וֹם אָהֳלֵ֗ךְ וִירִיע֧וֹת מִשְׁכְּנוֹתַ֛יִךְ יַטּ֖וּ אַל־תַּחְשֹׂ֑כִי הַאֲרִ֙יכִי֙ מֵֽיתָרַ֔יִךְ וִיתֵדֹתַ֖יִךְ חַזֵּֽקִי׃
Enlarge the place of thy tent, And let them stretch forth the curtains of thy habitations, spare not; Lengthen thy cords, and strengthen thy stakes.
Read Jewish philosophy on Isaiah 54:2: Rambam's Guide for the Perplexed, Saadia Gaon, and classical Jewish philosophical sources, free online.