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So far the wallets mentioned above do not support private key importation, the best you can do is to still make use of electrum wallet.
First,
Get the private key of the address that the bitcoin is sent to on your electrum wallet.
Second,
Make use of Iancoleman.io offline, or the best if you download its HTML file offline and use. Check the Iancoleman site for the instruction on how to use it offline by scrolling down the site.
Input your BIP39 seed phrase
Make sure you know the address the funds are
Click on Derivation path BIP44 for legacy (addresses that start with 1), BIP49 for nested segwit addresses (addresses that start from 3) or BIP84 for native segwit (addresses that start with bc1), depending on the ones your funds are
Scroll down and you will seed the lists of addresses, check the ones that correspond (is the same) with the ones that store your bitcoin, scroll front to see the corresponding private key(s).
The private key of the address(es) that has the bitcoin on electrum, together with the ones that have the bitcoin on your BIP39 wallet, copy and paste all on a note pad in the format below
Address 1
Address 2
Address 3
Copy it, click on newly downloaded electrum wallet from electrum.org, verify its signature.
Open the wallet
Click on next
Click on import private keys or addresses
Paste the copied private key(s)
The click on next
Make the electrum wallet synchronize with the blockchain
The whole funds will appear
The you can transfer all to the wallet you want, or leave it till when you need it.