Verses with the word soft in the Old Testament (5 verses):

Job 23:16
For God maketh my heart soft, and the Almighty troubleth me:

Job 41:3
Will he make many supplications unto thee? will he speak soft words unto thee?

Psalms 65:10
Thou waterest the ridges thereof abundantly: thou settlest the furrows thereof: thou makest it soft with showers: thou blessest the springing thereof.

Proverbs 15:1
A soft answer turneth away wrath: but grievous words stir up anger.

Proverbs 25:15
By long forbearing is a prince persuaded, and a soft tongue breaketh the bone.