Omit "if." Literally, it (that is, the hoary head) is found in the way of righteousness, comes as the reward of righteousness.

If it be found in the way of righteousness. —Rather, it is found; old age being promised as the reward of obedie…

The hoary head [is] a crown of glory. Gray hairs, white locks through age are very ornamental; look very beautiful, bespe…

Old people especially should walk in the way of religion and godliness.