וְנָתַתִּ֨י לָהֶ֜ם בְּבֵיתִ֤י וּבְחֽוֹמֹתַי֙ יָ֣ד וָשֵׁ֔ם ט֖וֹב מִבָּנִ֣ים וּמִבָּנ֑וֹת שֵׁ֤ם עוֹלָם֙ אֶתֶּן־ל֔וֹ אֲשֶׁ֖ר לֹ֥א יִכָּרֵֽת׃ (ס)
내가 내 집에서, 내 성안에서 자녀보다 나은 기념물과 이름을 주며 영영한 이름을 주어 끊치지 않게 할 것이며
Sefer HaMiddot
70. One who doesn't have children should [use] oil regularly (t.n. The commentators have no citations here, so I suggest a hint from the verse (Ecclesiastes 7:1) -- a name is good <how> from oil, a name is the aspect of progeny as we find in Isaiah 56:5) .