תַּפּוּחֵ֣י זָ֭הָב בְּמַשְׂכִּיּ֥וֹת כָּ֑סֶף דָּ֝בָ֗ר דָּבֻ֥ר עַל־אָפְנָֽיו׃
話說得合宜，就像金蘋果鑲在銀器上。
Rashi
golden apples Like knobs depicted on silverplated vessels. silverplated vessels Heb. משכיות כסף, vessels plated with silver, as in (Ex. 33:22): “and I will cover (ושכתי) you with My hand.”
Rashi
a word spoken with proper basis Heb. אפניו, on its basis. An example of it is (Ps. 88:16): “I bear your terrors, it is settled (אפונה) [in my heart],” based and settled within me. This is not from the root of (Isa. 28: 27f): אפן and גלגל, wheel, for, were it so, it would be vowelized with a “pattach” under the “fe” as in (Ezek. 1:16) “האופנים the wheels.” The vowelization of the short kamatz is inappropriate for it.