וְנָתַתִּ֨י לָהֶ֜ם בְּבֵיתִ֤י וּבְחֽוֹמֹתַי֙ יָ֣ד וָשֵׁ֔ם ט֖וֹב מִבָּנִ֣ים וּמִבָּנ֑וֹת שֵׁ֤ם עוֹלָם֙ אֶתֶּן־ל֔וֹ אֲשֶׁ֖ר לֹ֥א יִכָּרֵֽת׃ (ס)
Bibigyan Ko sila, sa Aking bahay at sa loob ng Aking mga pader, ng isang lugar at isang pangalang higit na mabuti kaysa sa mga anak na lalaki at mga anak na babae; isang pangalang mananatili magpakailanman ang ibibigay Ko sa bawat isa sa kanila, na hindi mapuputol.
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) .