JBAmb2 58:2 :והן יישרו ויבריאו‏ : here may they be firm and strong
See the entire entry for bry#2 vb. to be strong

JBAmb2 58:2 :והן יישרו ויבריאו‏ : if they are healed and become healthy
See the entire entry for šrr vb. to be firm, true