חָתֻ֣ם בִּצְר֣וֹר פִּשְׁעִ֑י וַ֝תִּטְפֹּ֗ל עַל־עֲוֺנִֽי׃
我的過犯被封在囊中，你還在我的罪孽上再添加罪孽。
Rashi
sealed up in a bundle Sealed and preserved in a cloth bundle like silver and pearls, lest it be lost.
Malbim
I am now being made to suffer even though I have not sinned. Will You then be so loving as to cover up my sins however great they may be?
Rashi
and You have attached Yourself to my iniquity Heb. ותטפל, You have attached Yourself to my iniquity.