'Proper' in the Bible

As to their price of redemption, from {a one-month-old} you will redeem them according to your proper value, five shekels of silver according to the shekel of the sanctuary, which [is] twenty gerah.

“For there is no omen against Jacob,Nor is there any divination against Israel;At the proper time it shall be said to JacobAnd to Israel, what God has done!

“Command the Israelites and say to them, ‘You shall be careful to present at its appointed time [during the year] My offering, My food for My offerings by fire as a sweet and soothing aroma to Me.’