ארז יחיאל - זה הזמן לסלוח

We have the 13 attributes of mercy

In a shorter list: Here, this shorter list is understood to include nine attributes, which appear in Ze'eir Anpin but derive from Arikh Anpin. 

 YHVH! Slow to anger [or:

long-suffering, and abounding in kindness

[or: love, removing iniquity and trespass; yet

He does not wholly acquit, inflicting the guilt

of fathers upon sons, to the third and fourth

generations (Numbers 14:18).

יְהוָ֗ה אֶ֤רֶךְ אַפַּ֙יִם֙ וְרַב־חֶ֔סֶד נֹשֵׂ֥א עָוֹ֖ן וָפָ֑שַׁע וְנַקֵּה֙ לֹ֣א יְנַקֶּ֔ה פֹּקֵ֞ד עֲוֹ֤ן אָבוֹת֙ עַל־בָּנִ֔ים עַל־שִׁלֵּשִׁ֖ים וְעַל־רִבֵּעִֽים: יט סְלַֽח־נָ֗א לַעֲוֹ֛ן הָעָ֥ם